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  <SAMPLE alias="GSM8114721" accession="SRS20587062">
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      <PRIMARY_ID>SRS20587062</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160769</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114721</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf3(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114654" accession="SRS20587063">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587063</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160836</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114654</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
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    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114650" accession="SRS20587064">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587064</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160840</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114650</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114649" accession="SRS20587065">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587065</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160841</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114649</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114659" accession="SRS20587066">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587066</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160831</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114659</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells E2A(AID/AID) R26 (Tir2/Tir2) 6 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
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      <SAMPLE_ATTRIBUTE>
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        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
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  </SAMPLE>
  <SAMPLE alias="GSM8114652" accession="SRS20587067">
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      <PRIMARY_ID>SRS20587067</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160838</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114652</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
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    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
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        <VALUE>8h 5-Ph-IAA</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
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  <SAMPLE alias="GSM8114651" accession="SRS20587068">
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      <PRIMARY_ID>SRS20587068</PRIMARY_ID>
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      <EXTERNAL_ID namespace="GEO">GSM8114651</EXTERNAL_ID>
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    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
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        <VALUE>8h 5-Ph-IAA</VALUE>
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      <SAMPLE_ATTRIBUTE>
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  <SAMPLE alias="GSM8114653" accession="SRS20587069">
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      <PRIMARY_ID>SRS20587069</PRIMARY_ID>
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    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
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        <XREF_LINK>
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          <ID>1081365</ID>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
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  </SAMPLE>
  <SAMPLE alias="GSM8114664" accession="SRS20587070">
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      <PRIMARY_ID>SRS20587070</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160826</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114664</EXTERNAL_ID>
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    <TITLE>ATAC-Seq bone marrow in vitro pro-B control Rag2 (-/-) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>in vitro pro-B control</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Rag2 (-/-)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>Ctr</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
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  <SAMPLE alias="GSM8114658" accession="SRS20587071">
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      <PRIMARY_ID>SRS20587071</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160832</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114658</EXTERNAL_ID>
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    <TITLE>ATAC-Seq bone marrow Pre-B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114666" accession="SRS20587072">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587072</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160824</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114666</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114663" accession="SRS20587073">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587073</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160827</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114663</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Pax5(AID/AID) R26(Tir2/Tir2) 6 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114667" accession="SRS20587074">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587074</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160823</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114667</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114665" accession="SRS20587075">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587075</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160825</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114665</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114669" accession="SRS20587076">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587076</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160821</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114669</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114668" accession="SRS20587077">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587077</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160822</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114668</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114672" accession="SRS20587078">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587078</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160818</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114672</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) 12 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>12 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114670" accession="SRS20587079">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587079</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160820</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114670</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114677" accession="SRS20587080">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587080</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160813</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114677</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Pax5(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114674" accession="SRS20587081">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587081</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160816</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114674</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114673" accession="SRS20587082">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587082</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160817</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114673</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114678" accession="SRS20587083">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587083</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160812</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114678</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Pax5(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114679" accession="SRS20587084">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587084</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160811</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114679</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Pax5(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114680" accession="SRS20587085">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587085</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160810</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114680</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114682" accession="SRS20587086">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587086</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160808</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114682</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114681" accession="SRS20587087">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587087</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160809</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114681</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114683" accession="SRS20587088">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587088</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160807</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114683</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114684" accession="SRS20587089">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587089</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160806</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114684</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114685" accession="SRS20587090">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587090</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160805</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114685</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114689" accession="SRS20587091">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587091</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160801</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114689</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114690" accession="SRS20587092">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587092</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160800</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114690</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114693" accession="SRS20587093">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587093</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160797</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114693</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Pax5(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114696" accession="SRS20587094">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587094</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160794</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114696</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ebf1(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114695" accession="SRS20587095">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587095</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160795</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114695</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ebf1(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114692" accession="SRS20587096">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587096</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160798</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114692</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Pax5(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114694" accession="SRS20587097">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587097</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160796</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114694</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Pax5(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114691" accession="SRS20587098">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587098</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160799</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114691</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Pax5(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114700" accession="SRS20587099">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587099</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160790</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114700</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114703" accession="SRS20587100">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587100</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160787</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114703</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf3(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114702" accession="SRS20587101">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587101</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160788</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114702</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf3(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114701" accession="SRS20587102">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587102</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160789</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114701</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114705" accession="SRS20587103">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587103</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160785</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114705</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ebf1(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114704" accession="SRS20587104">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587104</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160786</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114704</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ebf1(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114706" accession="SRS20587105">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587105</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160784</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114706</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ebf1(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114708" accession="SRS20587106">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587106</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160782</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114708</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>3</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114707" accession="SRS20587107">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587107</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160783</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114707</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ebf1(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114714" accession="SRS20587108">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587108</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160776</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114714</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ebf1(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114716" accession="SRS20587109">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587109</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160774</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114716</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ebf1(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114717" accession="SRS20587110">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587110</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160773</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114717</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>3</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114712" accession="SRS20587111">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587111</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160778</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114712</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf3(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114713" accession="SRS20587112">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587112</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160777</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114713</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ebf1(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114715" accession="SRS20587113">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587113</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160775</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114715</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ebf1(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114719" accession="SRS20587114">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587114</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160771</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114719</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_4</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>4</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114718" accession="SRS20587115">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587115</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160772</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114718</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>3</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114720" accession="SRS20587116">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587116</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160770</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114720</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf3(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114657" accession="SRS20587594">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587594</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160833</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114657</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114662" accession="SRS20587595">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587595</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160828</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114662</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Pax5(AID/AID) R26(Tir2/Tir2) 6 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114675" accession="SRS20587596">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587596</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160815</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114675</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells E2A(AID/AID) R26 (Tir2/Tir2) 8h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114671" accession="SRS20587597">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587597</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160819</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114671</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) 12 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>12 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114676" accession="SRS20587598">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587598</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160814</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114676</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Pax5(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114688" accession="SRS20587599">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587599</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160802</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114688</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114686" accession="SRS20587600">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587600</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160804</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114686</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) 12h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>12h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114697" accession="SRS20587601">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587601</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160793</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114697</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ebf1(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114698" accession="SRS20587602">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587602</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160792</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114698</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells Ebf1(AID/AID) R26(Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ebf1(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114710" accession="SRS20587603">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20587603</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160780</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114710</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114655" accession="SRS20588718">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20588718</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160835</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114655</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) 12 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>12 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114656" accession="SRS20588719">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20588719</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160834</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114656</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) 12 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>12 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114687" accession="SRS20588720">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20588720</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160803</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114687</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow immature B cells Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2) 12h 5-Ph-IAA_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>immature B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf1(AID/AID) Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>12h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114660" accession="SRS20588721">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20588721</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160830</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114660</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Pax5(AID/AID) R26(Tir2/Tir2) Ctr_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114709" accession="SRS20588722">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20588722</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160781</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114709</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells E2A(AID/AID) R26 (Tir2/Tir2) 6h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>6h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114661" accession="SRS20589614">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20589614</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160829</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114661</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Pax5(AID/AID) R26(Tir2/Tir2) Ctr_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Pax5(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114699" accession="SRS20590265">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20590265</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160791</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114699</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pro-B cells E2A(AID/AID) R26 (Tir2/Tir2) Ctr_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pro-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>E2A(AID/AID) R26 (Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Ctr</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>3</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM8114711" accession="SRS20590266">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS20590266</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN40160779</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM8114711</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>ATAC-Seq bone marrow Pre-B cells Ikzf3(AID/AID) R26(Tir2/Tir2) 8h 5-Ph-IAA_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1081365</ID>
          <LABEL>PRJNA1081365</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>strain</TAG>
        <VALUE>C57BL/6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>Pre-B cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>Ikzf3(AID/AID) R26(Tir2/Tir2)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell preparation</TAG>
        <VALUE>Ex-vivo FACS sorted from bone marrow</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>8h 5-Ph-IAA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate number</TAG>
        <VALUE>1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
</SAMPLE_SET>
