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<EXPERIMENT_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <EXPERIMENT accession="SRX23799347" alias="GSM8121004_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799347</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121004_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121004: Rxra cKO FBS HFSCs 1, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622363">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622363</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121004</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121004</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799348" alias="GSM8121005_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799348</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121005_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121005: Rxra cKO FBS HFSCs 2, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622364">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622364</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121005</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121005</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799349" alias="GSM8121006_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799349</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121006_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121006: Rxra cKO atRA+PKCi HFSCs 1, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622365">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622365</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121006</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121006</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799350" alias="GSM8121007_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799350</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121007_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121007: Rxra cKO atRA+PKCi HFSCs 2, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622368">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622368</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121007</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121007</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799351" alias="GSM8121008_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799351</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121008_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121008: wild-type FBS HFSCs 1, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622366">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622366</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121008</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121008</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799352" alias="GSM8121009_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799352</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121009_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121009: wild-type FBS HFSCs 2, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622367">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622367</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121009</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121009</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799353" alias="GSM8121010_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799353</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121010_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121010: wild-type atRA+PKCi HFSCs 1, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622370">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622370</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121010</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121010</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799354" alias="GSM8121011_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799354</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121011_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121011: wild-type atRA+PKCi HFSCs 2, RNA-seq; Mus musculus; RNA-Seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622369">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622369</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121011</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121011</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, total RNA was collected in Trizol and purified using the Direct-zol RNA MiniPrep kit (Zymo Research) according to the manufacturer's instructions. DNase treatment was performed to remove genomic DNA (RNase-Free DNase Set, Qiagen). Sample quality was determined using an Agilent 2100 Bioanalyzer; all samples for sequencing had RNA integrity (RIN) numbers &gt;8. cDNA library construction was performed by the Rockefeller University (RU) Genomic Core facility.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799846" alias="GSM8121012_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799846</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121012_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121012: HFSCs, CNR IgG; Mus musculus; OTHER</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622856">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622856</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121012</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121012</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted and CNR was performed as previously described in Skene et al., 2018 with minor modifications. Briefly, cells were crosslinked with 1% formaldehyde and quenched with glycine. After washes, nuclei were incubated with concanavalin-A beads, followed by antibody incubation overnight. ConA-bead-bound nuclei were incubated with MNase to cut DNA and the fragments were relaesed by CaCl2 addition. Sequencing libraries were generated using NEBNext Ultra II DNA Library Prep Kit for Illumina and NEBNext Multiplex Oligos for Illumina. PCR-amplified libraries were purified using 1× ratio of SPRI beads (Beckman) and eluted in 15 μl EB buffer (Qiagen).</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>NextSeq 500</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799847" alias="GSM8121013_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799847</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121013_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121013: HFSCs 1, CNR Rarg; Mus musculus; OTHER</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622857">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622857</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121013</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121013</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted and CNR was performed as previously described in Skene et al., 2018 with minor modifications. Briefly, cells were crosslinked with 1% formaldehyde and quenched with glycine. After washes, nuclei were incubated with concanavalin-A beads, followed by antibody incubation overnight. ConA-bead-bound nuclei were incubated with MNase to cut DNA and the fragments were relaesed by CaCl2 addition. Sequencing libraries were generated using NEBNext Ultra II DNA Library Prep Kit for Illumina and NEBNext Multiplex Oligos for Illumina. PCR-amplified libraries were purified using 1× ratio of SPRI beads (Beckman) and eluted in 15 μl EB buffer (Qiagen).</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>NextSeq 500</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799848" alias="GSM8121014_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799848</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121014_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121014: HFSCs 2, CNR Rarg; Mus musculus; OTHER</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622858">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622858</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121014</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121014</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted and CNR was performed as previously described in Skene et al., 2018 with minor modifications. Briefly, cells were crosslinked with 1% formaldehyde and quenched with glycine. After washes, nuclei were incubated with concanavalin-A beads, followed by antibody incubation overnight. ConA-bead-bound nuclei were incubated with MNase to cut DNA and the fragments were relaesed by CaCl2 addition. Sequencing libraries were generated using NEBNext Ultra II DNA Library Prep Kit for Illumina and NEBNext Multiplex Oligos for Illumina. PCR-amplified libraries were purified using 1× ratio of SPRI beads (Beckman) and eluted in 15 μl EB buffer (Qiagen).</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>NextSeq 500</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799849" alias="GSM8121015_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799849</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121015_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121015: HFSCs 1, CNR Rxra; Mus musculus; OTHER</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622859">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622859</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121015</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121015</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted and CNR was performed as previously described in Skene et al., 2018 with minor modifications. Briefly, cells were crosslinked with 1% formaldehyde and quenched with glycine. After washes, nuclei were incubated with concanavalin-A beads, followed by antibody incubation overnight. ConA-bead-bound nuclei were incubated with MNase to cut DNA and the fragments were relaesed by CaCl2 addition. Sequencing libraries were generated using NEBNext Ultra II DNA Library Prep Kit for Illumina and NEBNext Multiplex Oligos for Illumina. PCR-amplified libraries were purified using 1× ratio of SPRI beads (Beckman) and eluted in 15 μl EB buffer (Qiagen).</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>NextSeq 500</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799850" alias="GSM8121016_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799850</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121016_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121016: HFSCs 2, CNR Rxra; Mus musculus; OTHER</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622860">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622860</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121016</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121016</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted and CNR was performed as previously described in Skene et al., 2018 with minor modifications. Briefly, cells were crosslinked with 1% formaldehyde and quenched with glycine. After washes, nuclei were incubated with concanavalin-A beads, followed by antibody incubation overnight. ConA-bead-bound nuclei were incubated with MNase to cut DNA and the fragments were relaesed by CaCl2 addition. Sequencing libraries were generated using NEBNext Ultra II DNA Library Prep Kit for Illumina and NEBNext Multiplex Oligos for Illumina. PCR-amplified libraries were purified using 1× ratio of SPRI beads (Beckman) and eluted in 15 μl EB buffer (Qiagen).</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>NextSeq 500</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799897" alias="GSM8120996_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799897</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8120996_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8120996: Rxra cKO FBS HFSCs 1, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622907">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622907</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8120996</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8120996</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799898" alias="GSM8120997_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799898</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8120997_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8120997: Rxra cKO FBS HFSCs 2, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622908">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622908</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8120997</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8120997</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799899" alias="GSM8120998_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799899</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8120998_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8120998: Rxra cKO atRA+PKCi HFSCs 1, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622909">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622909</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8120998</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8120998</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799900" alias="GSM8120999_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799900</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8120999_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8120999: Rxra cKO atRA+PKCi HFSCs 2, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622911">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622911</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8120999</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8120999</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799901" alias="GSM8121000_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799901</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121000_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121000: wild-type FBS HFSCs 1, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622910">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622910</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121000</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121000</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799902" alias="GSM8121001_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799902</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121001_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121001: wild-type FBS HFSCs 2, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622912">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622912</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121001</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121001</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799903" alias="GSM8121002_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799903</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121002_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121002: wild-type atRA+PKCi HFSCs 1, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622914">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622914</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121002</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121002</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
  <EXPERIMENT accession="SRX23799904" alias="GSM8121003_r1">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX23799904</PRIMARY_ID>
      <EXTERNAL_ID namespace="GEO">GSM8121003_r1</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>GSM8121003: wild-type atRA+PKCi HFSCs 2, ATAC-seq; Mus musculus; ATAC-seq</TITLE>
    <STUDY_REF accession="SRP435987">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP435987</PRIMARY_ID>
        <EXTERNAL_ID namespace="BioProject">PRJNA967382</EXTERNAL_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS20622913">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS20622913</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM8121003</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM8121003</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ATAC-seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>other</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>To resuspend HFSCs, 3D cultures were washed with sterile PBS, dissociated into single cell suspensions using TrpLE-Express (Gibco) for 15min at 37°C. After filtering, cells were pelleted, lysed, and processed as described in Buenrostro et al., 2013. Libraries were prepared according to the manufacturer's guidelines (Illumina). Briefly cells were transposed with Tn5 transposase for 30 min and samples were barcoded.</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina NovaSeq 6000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
  </EXPERIMENT>
</EXPERIMENT_SET>
