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1T39

HUMAN O6-ALKYLGUANINE-DNA ALKYLTRANSFERASE COVALENTLY CROSSLINKED TO DNA

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0003908molecular_functionmethylated-DNA-[protein]-cysteine S-methyltransferase activity
A0006281biological_processDNA repair
B0003824molecular_functioncatalytic activity
B0003908molecular_functionmethylated-DNA-[protein]-cysteine S-methyltransferase activity
B0006281biological_processDNA repair
Functional Information from PROSITE/UniProt
site_idPS00374
Number of Residues7
DetailsMGMT Methylated-DNA--protein-cysteine methyltransferase active site. IPCHRVV
ChainResidueDetails
AILE143-VAL149

site_idPS00639
Number of Residues11
DetailsTHIOL_PROTEASE_HIS Eukaryotic thiol (cysteine) proteases histidine active site. GLHEIKLLGKG
ChainResidueDetails
AGLY27-GLY37

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Nucleophile; methyl group acceptor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues7
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10747039","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15964013","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1eh6
ChainResidueDetails
AGLU172
ACYS145
AASN137
AHIS146

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1eh6
ChainResidueDetails
BGLU172
BCYS145
BASN137
BHIS146

site_idMCSA1
Number of Residues5
DetailsM-CSA 251
ChainResidueDetails

site_idMCSA2
Number of Residues5
DetailsM-CSA 251
ChainResidueDetails

247947

PDB entries from 2026-01-21

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