<?xml version="1.0" encoding="UTF-8"?>
<EXPERIMENT_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <EXPERIMENT alias="GSM759858: E10.5_forelimb_ChIP_input_rep1" center_name="GEO" accession="SRX083259">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083259</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759858: E10.5_forelimb_ChIP_input_rep1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759858: E10.5_forelimb_ChIP_input_rep1</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227971" refname="GSM759858: E10.5_forelimb_ChIP_input_rep1">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227971</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759858: E10.5_forelimb_ChIP_input_rep1</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759858</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759858</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759858</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759859: E10.5_forelimb_ChIP_input_rep2" center_name="GEO" accession="SRX083260">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083260</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759859: E10.5_forelimb_ChIP_input_rep2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759859: E10.5_forelimb_ChIP_input_rep2</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227972" refname="GSM759859: E10.5_forelimb_ChIP_input_rep2">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227972</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759859: E10.5_forelimb_ChIP_input_rep2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759859</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759859</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759859</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759860: E10.5_forelimb_ChIP_input_rep3" center_name="GEO" accession="SRX083261">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083261</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759860: E10.5_forelimb_ChIP_input_rep3</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759860: E10.5_forelimb_ChIP_input_rep3</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227973" refname="GSM759860: E10.5_forelimb_ChIP_input_rep3">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227973</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759860: E10.5_forelimb_ChIP_input_rep3</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759860</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759860</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759860</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759861: E10.5_forelimb_ChIP_input_rep4_index4" center_name="GEO" accession="SRX083262">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083262</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759861: E10.5_forelimb_ChIP_input_rep4_index4</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759861: E10.5_forelimb_ChIP_input_rep4_index4</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227974" refname="GSM759861: E10.5_forelimb_ChIP_input_rep4_index4">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227974</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759861: E10.5_forelimb_ChIP_input_rep4_index4</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>200</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>101</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759861</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759861</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759861</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759864: E10.5_forelimb_H3K27ac_ChIP_seq_rep1_index_6" center_name="GEO" accession="SRX083265">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083265</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759864: E10.5_forelimb_H3K27ac_ChIP_seq_rep1_index_6</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759864: E10.5_forelimb_H3K27ac_ChIP_seq_rep1_index_6</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227977" refname="GSM759864: E10.5_forelimb_H3K27ac_ChIP_seq_rep1_index_6">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227977</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759864: E10.5_forelimb_H3K27ac_ChIP_seq_rep1_index_6</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>200</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>101</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759864</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759864</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759864</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759865: E10.5_forelimb_H3K27ac_ChIP_seq_rep2_index12" center_name="GEO" accession="SRX083266">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083266</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759865: E10.5_forelimb_H3K27ac_ChIP_seq_rep2_index12</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759865: E10.5_forelimb_H3K27ac_ChIP_seq_rep2_index12</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227978" refname="GSM759865: E10.5_forelimb_H3K27ac_ChIP_seq_rep2_index12">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227978</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759865: E10.5_forelimb_H3K27ac_ChIP_seq_rep2_index12</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>200</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>101</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759865</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759865</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759865</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759866: E10.5_forelimb_H3K27me3_ChIP_seq_rep1" center_name="GEO" accession="SRX083267">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083267</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759866: E10.5_forelimb_H3K27me3_ChIP_seq_rep1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759866: E10.5_forelimb_H3K27me3_ChIP_seq_rep1</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227979" refname="GSM759866: E10.5_forelimb_H3K27me3_ChIP_seq_rep1">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227979</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759866: E10.5_forelimb_H3K27me3_ChIP_seq_rep1</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759866</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759866</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759866</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759867: E10.5_forelimb_H3K27me3_ChIP_seq_rep2" center_name="GEO" accession="SRX083268">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083268</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759867: E10.5_forelimb_H3K27me3_ChIP_seq_rep2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759867: E10.5_forelimb_H3K27me3_ChIP_seq_rep2</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227980" refname="GSM759867: E10.5_forelimb_H3K27me3_ChIP_seq_rep2">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227980</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759867: E10.5_forelimb_H3K27me3_ChIP_seq_rep2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759867</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759867</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759867</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759870: E10.5_hindlimb_ChIP_input_rep1" center_name="GEO" accession="SRX083269">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083269</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759870: E10.5_hindlimb_ChIP_input_rep1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759870: E10.5_hindlimb_ChIP_input_rep1</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227981" refname="GSM759870: E10.5_hindlimb_ChIP_input_rep1">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227981</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759870: E10.5_hindlimb_ChIP_input_rep1</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759870</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759870</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759870</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759871: E10.5_hindlimb_ChIP_input_rep2" center_name="GEO" accession="SRX083270">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083270</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759871: E10.5_hindlimb_ChIP_input_rep2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759871: E10.5_hindlimb_ChIP_input_rep2</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227982" refname="GSM759871: E10.5_hindlimb_ChIP_input_rep2">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227982</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759871: E10.5_hindlimb_ChIP_input_rep2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759871</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759871</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759871</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759872: E10.5_hindlimb_ChIP_input_rep3" center_name="GEO" accession="SRX083271">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083271</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759872: E10.5_hindlimb_ChIP_input_rep3</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759872: E10.5_hindlimb_ChIP_input_rep3</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227983" refname="GSM759872: E10.5_hindlimb_ChIP_input_rep3">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227983</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759872: E10.5_hindlimb_ChIP_input_rep3</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759872</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759872</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759872</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759873: E10.5_hindlimb_ChIP_input_rep4_index4" center_name="GEO" accession="SRX083272">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083272</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759873: E10.5_hindlimb_ChIP_input_rep4_index4</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759873: E10.5_hindlimb_ChIP_input_rep4_index4</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227984" refname="GSM759873: E10.5_hindlimb_ChIP_input_rep4_index4">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227984</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759873: E10.5_hindlimb_ChIP_input_rep4_index4</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>200</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>101</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759873</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759873</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759873</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759876: E10.5_hindlimb_H3K27ac_ChIP_seq_rep1_index_6" center_name="GEO" accession="SRX083275">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083275</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759876: E10.5_hindlimb_H3K27ac_ChIP_seq_rep1_index_6</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759876: E10.5_hindlimb_H3K27ac_ChIP_seq_rep1_index_6</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227987" refname="GSM759876: E10.5_hindlimb_H3K27ac_ChIP_seq_rep1_index_6">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227987</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759876: E10.5_hindlimb_H3K27ac_ChIP_seq_rep1_index_6</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>200</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>101</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759876</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759876</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759876</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759877: E10.5_hindlimb_H3K27ac_ChIP_seq_rep2_index_12" center_name="GEO" accession="SRX083276">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083276</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759877: E10.5_hindlimb_H3K27ac_ChIP_seq_rep2_index_12</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759877: E10.5_hindlimb_H3K27ac_ChIP_seq_rep2_index_12</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227988" refname="GSM759877: E10.5_hindlimb_H3K27ac_ChIP_seq_rep2_index_12">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227988</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759877: E10.5_hindlimb_H3K27ac_ChIP_seq_rep2_index_12</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>200</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>101</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759877</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759877</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759877</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759878: E10.5_hindlimb_H3K27me3_ChIP_seq_rep1" center_name="GEO" accession="SRX083277">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083277</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759878: E10.5_hindlimb_H3K27me3_ChIP_seq_rep1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759878: E10.5_hindlimb_H3K27me3_ChIP_seq_rep1</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227989" refname="GSM759878: E10.5_hindlimb_H3K27me3_ChIP_seq_rep1">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227989</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759878: E10.5_hindlimb_H3K27me3_ChIP_seq_rep1</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759878</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759878</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759878</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759879: E10.5_hindlimb_H3K27me3_ChIP_seq_rep2" center_name="GEO" accession="SRX083278">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083278</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759879: E10.5_hindlimb_H3K27me3_ChIP_seq_rep2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759879: E10.5_hindlimb_H3K27me3_ChIP_seq_rep2</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227990" refname="GSM759879: E10.5_hindlimb_H3K27me3_ChIP_seq_rep2">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227990</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759879: E10.5_hindlimb_H3K27me3_ChIP_seq_rep2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>74</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759879</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759879</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759879</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759868: E10.5_forelimb_mRNA_seq_rep1" center_name="GEO" accession="SRX083279">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083279</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759868: E10.5_forelimb_mRNA_seq_rep1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759868: E10.5_forelimb_mRNA_seq_rep1</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227991" refname="GSM759868: E10.5_forelimb_mRNA_seq_rep1">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227991</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759868: E10.5_forelimb_mRNA_seq_rep1</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>35</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759868</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759868</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759868</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759869: E10.5_forelimb_mRNA_seq_rep2" center_name="GEO" accession="SRX083280">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083280</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759869: E10.5_forelimb_mRNA_seq_rep2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759869: E10.5_forelimb_mRNA_seq_rep2</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227992" refname="GSM759869: E10.5_forelimb_mRNA_seq_rep2">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227992</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759869: E10.5_forelimb_mRNA_seq_rep2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>35</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759869</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759869</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759869</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759880: E10.5_hindlimb_mRNA_seq_rep1" center_name="GEO" accession="SRX083281">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083281</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759880: E10.5_hindlimb_mRNA_seq_rep1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759880: E10.5_hindlimb_mRNA_seq_rep1</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227993" refname="GSM759880: E10.5_hindlimb_mRNA_seq_rep1">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227993</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759880: E10.5_hindlimb_mRNA_seq_rep1</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>35</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759880</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759880</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759880</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM759881: E10.5_hindlimb_mRNA_seq_rep2" center_name="GEO" accession="SRX083282">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX083282</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM759881: E10.5_hindlimb_mRNA_seq_rep2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM759881: E10.5_hindlimb_mRNA_seq_rep2</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS227994" refname="GSM759881: E10.5_hindlimb_mRNA_seq_rep2">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS227994</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM759881: E10.5_hindlimb_mRNA_seq_rep2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>RNA-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>TRANSCRIPTOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>cDNA</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>35</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina Genome Analyzer IIx</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM759881</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300759881</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM759881</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM875384: E11.5_forelimb_ChIP_input_rep4_index4_mate" center_name="GEO" accession="SRX120059">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX120059</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM875384: E11.5_forelimb_ChIP_input_rep4_index4_mate</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM875384: E11.5_forelimb_ChIP_input_rep4_index4_mate</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS293472" refname="GSM875384: E11.5_forelimb_ChIP_input_rep4_index4_mate">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS293472</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM875384: E11.5_forelimb_ChIP_input_rep4_index4_mate</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>152</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>77</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM875384</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300875384</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM875384</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM875385: E11.5_forelimb_H3K27ac_ChIP_seq_index6_mate" center_name="GEO" accession="SRX120060">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX120060</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM875385: E11.5_forelimb_H3K27ac_ChIP_seq_index6_mate</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM875385: E11.5_forelimb_H3K27ac_ChIP_seq_index6_mate</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS293473" refname="GSM875385: E11.5_forelimb_H3K27ac_ChIP_seq_index6_mate">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS293473</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM875385: E11.5_forelimb_H3K27ac_ChIP_seq_index6_mate</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>152</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>77</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM875385</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300875385</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM875385</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM875386: E11.5_hindlimb_ChIP_input_rep4_index12_mate" center_name="GEO" accession="SRX120061">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX120061</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM875386: E11.5_hindlimb_ChIP_input_rep4_index12_mate</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM875386: E11.5_hindlimb_ChIP_input_rep4_index12_mate</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS293474" refname="GSM875386: E11.5_hindlimb_ChIP_input_rep4_index12_mate">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS293474</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM875386: E11.5_hindlimb_ChIP_input_rep4_index12_mate</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>152</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>77</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM875386</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300875386</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM875386</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM875387: E11.5_hindlimb_H3K27ac_ChIP_seq_index7_mate" center_name="GEO" accession="SRX120062">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX120062</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM875387: E11.5_hindlimb_H3K27ac_ChIP_seq_index7_mate</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM875387: E11.5_hindlimb_H3K27ac_ChIP_seq_index7_mate</TITLE>
    <STUDY_REF accession="SRP007492" refname="GSE30641">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP007492</PRIMARY_ID>
        <SUBMITTER_ID namespace="GEO">GSE30641</SUBMITTER_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS293475" refname="GSM875387: E11.5_hindlimb_H3K27ac_ChIP_seq_index7_mate">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS293475</PRIMARY_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>GSM875387: E11.5_hindlimb_H3K27ac_ChIP_seq_index7_mate</LIBRARY_NAME>
        <LIBRARY_STRATEGY>ChIP-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>ChIP</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <PAIRED NOMINAL_LENGTH="300"/>
        </LIBRARY_LAYOUT>
      </LIBRARY_DESCRIPTOR>
      <SPOT_DESCRIPTOR>
        <SPOT_DECODE_SPEC>
          <SPOT_LENGTH>152</SPOT_LENGTH>
          <READ_SPEC>
            <READ_INDEX>0</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Forward</READ_TYPE>
            <BASE_COORD>1</BASE_COORD>
          </READ_SPEC>
          <READ_SPEC>
            <READ_INDEX>1</READ_INDEX>
            <READ_CLASS>Application Read</READ_CLASS>
            <READ_TYPE>Reverse</READ_TYPE>
            <BASE_COORD>77</BASE_COORD>
          </READ_SPEC>
        </SPOT_DECODE_SPEC>
      </SPOT_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <PROCESSING/>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <URL_LINK>
          <LABEL>GEO Web Link</LABEL>
          <URL>http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSM875387</URL>
        </URL_LINK>
      </EXPERIMENT_LINK>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>300875387</ID>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM875387</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
</EXPERIMENT_SET>
