<?xml version="1.0" ?>
<wwPDB-validation-information xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://wwpdb.org/validation/schema/wwpdb_validation_v6.06.xsd">
	<Entry percentilebins="all,1.0,xray" attemptedValidationSteps="molprobity,validation-pack,mogul,buster-report,percentiles,writexml" PDB-deposition-date="1993-06-18" PDB-revision-date="2024-02-07" PDB-revision-number="4" protein-DNA-RNA-entities="1" PDB-resolution="1.00" PDB-resolution-low="5.00" PDB-R="0.1800" PDB-Rfree="NotAvailable" pdbid="131D" extended_pdbid="131D" num-H-reduce="179" clashscore="13.36" RestypesNotcheckedForBondAngleGeometry="NA,SPM" bonds_rmsz="1.86" num_bonds_rmsz="268" angles_rmsz="2.01" num_angles_rmsz="410" no-ligands-for-buster-report="yes" absolute-percentile-clashscore="15.5" numPDBids-absolute-percentile-clashscore="190562" relative-percentile-clashscore="4.4" numPDBids-relative-percentile-clashscore="1411" low-resol-relative-percentile-clashscore="1.04" high-resol-relative-percentile-clashscore="0.96" XMLcreationDate="Mar  7, 2026 -- 01:05 AM UTC"/>
	<ModelledSubgroup num-H-reduce="12" model="1" chain="A" resnum="1" said="A" ent="1" seq="1" icode=" " resname="DC" altcode=" ">
		<angle-outlier atom0="C2'" atom1="C3'" atom2="O3'" obs="103.125" z="-5.58" mean="111.500" stdev="1.500"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="9" model="1" chain="A" resnum="2" said="A" ent="1" seq="2" icode=" " resname="DG" altcode=" "/>
	<ModelledSubgroup num-H-reduce="11" model="1" chain="A" resnum="3" said="A" ent="1" seq="3" icode=" " resname="DC" altcode=" "/>
	<ModelledSubgroup num-H-reduce="9" model="1" chain="A" resnum="4" said="A" ent="1" seq="4" icode=" " resname="DG" altcode=" ">
		<bond-outlier atom0="O3'" atom1="P" obs="1.522" z="-5.65" mean="1.607" stdev="0.015" link="yes"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="11" model="1" chain="A" resnum="5" said="A" ent="1" seq="5" icode=" " resname="DC" altcode=" ">
		<clash atom="H1'" dist="1.93" clashmag="0.51" cid="0"/>
		<angle-outlier atom0="C6" atom1="N1" atom2="C1'" obs="127.286" z="5.06" mean="119.700" stdev="1.500"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="12" model="1" chain="A" resnum="6" said="A" ent="1" seq="6" icode=" " resname="DG" altcode=" ">
		<clash atom="H2'" dist="2.36" clashmag="0.40" cid="5"/>
		<clash atom="N3" dist="2.36" clashmag="0.40" cid="5"/>
		<bond-outlier atom0="P" atom1="OP2" obs="1.373" z="-5.33" mean="1.480" stdev="0.020"/>
		<angle-outlier atom0="O5'" atom1="C5'" atom2="C4'" obs="102.651" z="-5.43" mean="110.800" stdev="1.500"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="26" mogul_bonds_rmsz="2.08" mogul_rmsz_numbonds="13" mogul_rmsz_numangles="12" mogul_angles_rmsz="1.64" model="1" chain="A" resnum="13" said="C" ent="2" seq="." icode=" " resname="SPM" altcode=" ">
		<mog-angle-outlier atoms="C6,N5,C4" numobs="896" mean="113.40" stdev="4.73" mindiff="0.12" Zscore="-2.12" obsval="103.35"/>
		<mog-angle-outlier atoms="C12,C11,N10" numobs="493" mean="112.07" stdev="2.69" mindiff="0.09" Zscore="-2.94" obsval="104.18"/>
		<mog-angle-outlier atoms="C11,C12,C13" numobs="382" mean="114.17" stdev="3.57" mindiff="1.30" Zscore="-2.56" obsval="105.01"/>
		<mog-torsion-outlier atoms="N5,C6,C7,C8" numobs="3708" mean="47.43" stdev="37.97" mindiff="0.10" local_density="3.91" obsval="-156.50"/>
		<mog-bond-outlier atoms="C4,N5" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="2.61" obsval="1.55"/>
		<mog-bond-outlier atoms="C6,N5" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="4.02" obsval="1.60"/>
		<mog-bond-outlier atoms="C9,N10" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="3.01" obsval="1.56"/>
		<mog-bond-outlier atoms="C11,N10" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="3.13" obsval="1.57"/>
		<mog-bond-outlier atoms="C12,C11" numobs="5745" mean="1.51" stdev="0.04" mindiff="0.00" Zscore="2.77" obsval="1.62"/>
	</ModelledSubgroup>
	<ModelledSubgroup mogul-ignore="yes" model="1" chain="A" resnum="15" said="D" ent="3" seq="." icode=" " resname="NA" altcode=" "/>
	<ModelledSubgroup mogul-ignore="yes" model="1" chain="A" resnum="16" said="E" ent="3" seq="." icode=" " resname="NA" altcode=" "/>
	<ModelledSubgroup model="1" chain="A" resnum="46" said="G" ent="4" seq="." icode=" " resname="HOH" altcode=" ">
		<symm-clash atom="O" dist="2.12" clashmag="0.08" symop="1_555" scid="0"/>
	</ModelledSubgroup>
	<ModelledSubgroup model="1" chain="A" resnum="65" said="G" ent="4" seq="." icode=" " resname="HOH" altcode=" ">
		<clash atom="O" dist="2.13" clashmag="0.48" cid="1"/>
	</ModelledSubgroup>
	<ModelledSubgroup model="1" chain="A" resnum="69" said="G" ent="4" seq="." icode=" " resname="HOH" altcode=" ">
		<symm-clash atom="O" dist="2.13" clashmag="0.07" symop="1_555" scid="1"/>
	</ModelledSubgroup>
	<ModelledSubgroup model="1" chain="A" resnum="73" said="G" ent="4" seq="." icode=" " resname="HOH" altcode=" ">
		<symm-clash atom="O" dist="2.13" clashmag="0.07" symop="3_746" scid="1"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="12" model="1" chain="B" resnum="7" said="B" ent="1" seq="1" icode=" " resname="DC" altcode=" ">
		<clash atom="O2" dist="2.14" clashmag="0.48" cid="2"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="8" model="1" chain="B" resnum="8" said="B" ent="1" seq="2" icode=" " resname="DG" altcode=" ">
		<angle-outlier atom0="O3'" atom1="P" atom2="O5'" obs="113.295" z="6.20" mean="104.000" stdev="1.500" link="yes"/>
		<angle-outlier atom0="P" atom1="O3'" atom2="C3'" obs="128.155" z="5.30" mean="120.200" stdev="1.500" link="yes"/>
		<angle-outlier atom0="C5" atom1="C6" atom2="O6" obs="120.356" z="-5.30" mean="128.300" stdev="1.500"/>
		<angle-outlier atom0="N3" atom1="C2" atom2="N2" obs="112.033" z="-5.11" mean="119.700" stdev="1.500"/>
	</ModelledSubgroup>
	<ModelledSubgroup num-H-reduce="11" model="1" chain="B" resnum="9" said="B" ent="1" seq="3" icode=" " resname="DC" altcode=" "/>
	<ModelledSubgroup num-H-reduce="11" model="1" chain="B" resnum="10" said="B" ent="1" seq="4" icode=" " resname="DG" altcode=" "/>
	<ModelledSubgroup num-H-reduce="11" model="1" chain="B" resnum="11" said="B" ent="1" seq="5" icode=" " resname="DC" altcode=" "/>
	<ModelledSubgroup num-H-reduce="10" model="1" chain="B" resnum="12" said="B" ent="1" seq="6" icode=" " resname="DG" altcode=" "/>
	<ModelledSubgroup num-H-reduce="26" mogul_bonds_rmsz="1.44" mogul_rmsz_numbonds="13" mogul_rmsz_numangles="12" mogul_angles_rmsz="1.51" model="1" chain="B" resnum="14" said="F" ent="2" seq="." icode=" " resname="SPM" altcode=" ">
		<clash atom="H92" dist="1.93" clashmag="0.51" cid="0"/>
		<clash atom="H112" dist="2.13" clashmag="0.48" cid="1"/>
		<clash atom="H71" dist="2.14" clashmag="0.48" cid="2"/>
		<clash atom="H62" dist="1.80" clashmag="0.45" cid="3"/>
		<clash atom="H31" dist="1.80" clashmag="0.45" cid="3"/>
		<clash atom="H81" dist="2.21" clashmag="0.41" cid="4"/>
		<mog-angle-outlier atoms="C8,C9,N10" numobs="493" mean="112.07" stdev="2.69" mindiff="0.57" Zscore="4.32" obsval="123.68"/>
		<mog-torsion-outlier atoms="C2,C3,C4,N5" numobs="1462" mean="66.94" stdev="24.65" mindiff="2.33" local_density="0.41" obsval="-145.12"/>
		<mog-torsion-outlier atoms="C3,C4,N5,C6" numobs="545" mean="121.04" stdev="35.35" mindiff="15.06" local_density="0.00" obsval="36.02"/>
		<mog-torsion-outlier atoms="N5,C6,C7,C8" numobs="3708" mean="47.91" stdev="35.42" mindiff="0.00" local_density="2.45" obsval="153.79"/>
		<mog-torsion-outlier atoms="C6,C7,C8,C9" numobs="4151" mean="25.67" stdev="22.32" mindiff="0.04" local_density="4.84" obsval="-156.24"/>
		<mog-torsion-outlier atoms="C7,C8,C9,N10" numobs="3708" mean="57.31" stdev="15.20" mindiff="1.65" local_density="0.24" obsval="-105.44"/>
		<mog-torsion-outlier atoms="C8,C9,N10,C11" numobs="545" mean="48.26" stdev="9.35" mindiff="0.20" local_density="0.92" obsval="-122.90"/>
		<mog-torsion-outlier atoms="N10,C11,C12,C13" numobs="1462" mean="68.64" stdev="27.21" mindiff="0.23" local_density="0.48" obsval="148.40"/>
		<mog-bond-outlier atoms="C4,N5" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="2.73" obsval="1.56"/>
		<mog-bond-outlier atoms="C6,N5" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="2.02" obsval="1.53"/>
		<mog-bond-outlier atoms="C11,N10" numobs="2614" mean="1.47" stdev="0.03" mindiff="0.00" Zscore="2.71" obsval="1.56"/>
	</ModelledSubgroup>
	<ModelledSubgroup model="1" chain="B" resnum="51" said="H" ent="4" seq="." icode=" " resname="HOH" altcode=" ">
		<clash atom="O" dist="2.21" clashmag="0.41" cid="4"/>
	</ModelledSubgroup>
	<ModelledSubgroup model="1" chain="B" resnum="77" said="H" ent="4" seq="." icode=" " resname="HOH" altcode=" ">
		<symm-clash atom="O" dist="2.12" clashmag="0.08" symop="3_755" scid="0"/>
	</ModelledSubgroup>
	<ModelledEntityInstance bonds_rmsz="1.90" num_bonds_rmsz="134" angles_rmsz="1.97" num_angles_rmsz="205" said="A" model="1" chain="A" ent="1"/>
	<ModelledEntityInstance bonds_rmsz="1.83" num_bonds_rmsz="134" angles_rmsz="2.06" num_angles_rmsz="205" said="B" model="1" chain="B" ent="1"/>
	<programs>
		<program name="validation-pipeline" version="2.49" properties="PDB-deposition-date,PDB-revision-date,protein-DNA-RNA-entities,percentilebins,PDB-revision-number,PDB-resolution-low,pdbid,XMLcreationDate,PDB-resolution,extended_pdbid,PDB-Rfree,PDB-R,attemptedValidationSteps"/>
		<program name="validation-pack" version="unknown" properties="symm-clash"/>
		<program name="molprobity" version="4-5-2 with Phenix2.0" properties="num_angles_rmsz,num_bonds_rmsz,angles_rmsz,clash,angle-outlier,RestypesNotcheckedForBondAngleGeometry,bonds_rmsz,bond-outlier,clashscore,num-H-reduce"/>
		<program name="mogul" version="2022.3.0, CSD as543be (2022)" properties="mogul-angle-outlier,mogul-torsion-outlier,mogul_bonds_rmsz,mogul-bond-outlier,mogul-ignore,mogul_rmsz_numbonds,mogul_rmsz_numangles,mogul_angles_rmsz"/>
		<program name="buster-report" version="unknown" properties="no-ligands-for-buster-report"/>
		<program name="percentiles" version="20250101.v01 (using entries in the PDB archive January 1st 2025)" properties="relative-percentile-clashscore,high-resol-relative-percentile-clashscore,numPDBids-absolute-percentile-clashscore,low-resol-relative-percentile-clashscore,absolute-percentile-clashscore,numPDBids-relative-percentile-clashscore"/>
	</programs>
</wwPDB-validation-information>
