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6OE7

Crystal structure of HMCES cross-linked to DNA abasic site

Functional Information from GO Data
ChainGOidnamespacecontents
A0003697molecular_functionsingle-stranded DNA binding
A0006974biological_processDNA damage response
A0106300biological_processprotein-DNA covalent cross-linking repair
Functional Information from PDB Data
site_idAC1
Number of Residues8
Detailsbinding site for residue EDO A 302
ChainResidue
AALA17
ACYS18
ALEU53
AARG68
ALEU173
ATHR175
AGLU220
AHOH409

site_idAC2
Number of Residues3
Detailsbinding site for residue EDO A 303
ChainResidue
AASN49
ATYR193
ALYS37

site_idAC3
Number of Residues4
Detailsbinding site for residue EDO A 304
ChainResidue
AARG16
AASP34
APRO35
AASP36

site_idAC4
Number of Residues2
Detailsbinding site for residue EDO A 306
ChainResidue
ATHR248
APHE249

site_idAC5
Number of Residues1
Detailsbinding site for residue EDO A 307
ChainResidue
AGLN47

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"31235913","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"30554877","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"evidences":[{"source":"PubMed","id":"37519246","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37950866","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Required for sensing abasic sites","evidences":[{"source":"UniProtKB","id":"P76318","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"description":"Required to stabilize abasic sites","evidences":[{"source":"UniProtKB","id":"P76318","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Thiazolidine linkage to a ring-opened DNA abasic site","evidences":[{"source":"PubMed","id":"31235913","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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