<?xml version="1.0" encoding="UTF-8"?>
<EXPERIMENT_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <EXPERIMENT alias="GSM3425411" accession="SRX4823819">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823819</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425411</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425411: Mnase-seq: wt rep1; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3902826">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3902826</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425411</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425411</ID>
          <LABEL>GSM3425411</LABEL>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425411</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425412" accession="SRX4823820">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823820</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425412</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425412: Mnase-seq: wt rep2; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897647">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897647</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425412</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425412</ID>
          <LABEL>GSM3425412</LABEL>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425412</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425413" accession="SRX4823821">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823821</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425413</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425413: Mnase-seq: tHHF2 rep1; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897648">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897648</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425413</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425413</ID>
          <LABEL>GSM3425413</LABEL>
        </XREF_LINK>
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    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425413</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425414" accession="SRX4823822">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823822</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425414</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425414: Mnase-seq: tHHF2 rep2; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897649">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897649</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425414</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425414</ID>
          <LABEL>GSM3425414</LABEL>
        </XREF_LINK>
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    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425414</VALUE>
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  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425415" accession="SRX4823823">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823823</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425415</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425415: Mnase-seq: scc1-73 rep1; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897650">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897650</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425415</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425415</ID>
          <LABEL>GSM3425415</LABEL>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425415</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425416" accession="SRX4823824">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823824</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425416</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425416: Mnase-seq: scc1-73 rep2; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897651">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897651</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425416</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425416</ID>
          <LABEL>GSM3425416</LABEL>
        </XREF_LINK>
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    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425416</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425417" accession="SRX4823825">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823825</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425417</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425417: Mnase-seq: tHHF2 scc1-73 rep1; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897652">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897652</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425417</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425417</ID>
          <LABEL>GSM3425417</LABEL>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425417</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="GSM3425418" accession="SRX4823826">
    <IDENTIFIERS>
      <PRIMARY_ID>SRX4823826</PRIMARY_ID>
      <SUBMITTER_ID namespace="GEO">GSM3425418</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>GSM3425418: Mnase-seq: tHHF2 scc1-73 rep2; Saccharomyces cerevisiae; MNase-Seq</TITLE>
    <STUDY_REF accession="SRP164901" refname="GSE121067">
      <IDENTIFIERS>
        <PRIMARY_ID>SRP164901</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION/>
      <SAMPLE_DESCRIPTOR accession="SRS3897653">
        <IDENTIFIERS>
          <PRIMARY_ID>SRS3897653</PRIMARY_ID>
          <EXTERNAL_ID namespace="GEO">GSM3425418</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_STRATEGY>MNase-Seq</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>GENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>MNase</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>Extracts for MNase were resuspended in 1M sorbitol and digested 1 hour with 4.5 mg of Zymoliase 20T (AmsBio 120491-1). Samples were then washed with 1 M sorbitol and 1M sorbitol PMSF 0.1mM, suspended gently in solution II (20mM Tris HCl 2mM EDTA 0.15M NaCl 0.1mM PMSF 0.2 % Triton), and treated 30 minutes with different concentrations of MNase (SIGMA N3755). The reaction was then stopped adding SDS (0.4%) and EDTA (8.5mM). Samples were incubated for 90 minutes at 37ºC with proteinase K and overnight at 65ºC for reversal crosslinking. DNA was extracted from samples using a standard phenol-chloroform extraction, treated with RNase A and loaded in a 1% agarose gel to check MNase digestion. MNase digestions enriched in mononucleosomes were loaded in a 1% agarose gel, and the DNA corresponding to mononucleosomes was purified with a DNA purification kit (Qiagen). The DNA size and quality was confirmed by an electropherogram analysis. Libraries were generated using the Ion Plus Fragment Library Kit (4471252, Thermofisher) with 100ng input DNA. DNA fragments were size-selected around 230 bp after ligation of  adapters. Emulsion PCR allow enrich monocloning libraries</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ION_TORRENT>
        <INSTRUMENT_MODEL>Ion Torrent PGM</INSTRUMENT_MODEL>
      </ION_TORRENT>
    </PLATFORM>
    <EXPERIMENT_LINKS>
      <EXPERIMENT_LINK>
        <XREF_LINK>
          <DB>gds</DB>
          <ID>303425418</ID>
          <LABEL>GSM3425418</LABEL>
        </XREF_LINK>
      </EXPERIMENT_LINK>
    </EXPERIMENT_LINKS>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>GEO Accession</TAG>
        <VALUE>GSM3425418</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
</EXPERIMENT_SET>
