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3BGD

Thiopurine S-Methyltransferase

Functional Information from GO Data
ChainGOidnamespacecontents
A0005737cellular_componentcytoplasm
A0006805biological_processxenobiotic metabolic process
A0008119molecular_functionthiopurine S-methyltransferase activity
A0008168molecular_functionmethyltransferase activity
A0008757molecular_functionS-adenosylmethionine-dependent methyltransferase activity
A0016740molecular_functiontransferase activity
A0032259biological_processmethylation
A1904047molecular_functionS-adenosyl-L-methionine binding
B0005737cellular_componentcytoplasm
B0006805biological_processxenobiotic metabolic process
B0008119molecular_functionthiopurine S-methyltransferase activity
B0008168molecular_functionmethyltransferase activity
B0008757molecular_functionS-adenosylmethionine-dependent methyltransferase activity
B0016740molecular_functiontransferase activity
B0032259biological_processmethylation
B1904047molecular_functionS-adenosyl-L-methionine binding
Functional Information from PDB Data
site_idAC1
Number of Residues17
DetailsBINDING SITE FOR RESIDUE SAH A 300
ChainResidue
ALEU21
ASER129
AILE130
AARG147
AGLY148
AHOH310
AHOH321
AHOH323
AHOH336
ATRP24
ATRP28
APHE35
ALEU64
ACYS65
AGLU85
AILE86
ACYS128

site_idAC2
Number of Residues17
DetailsBINDING SITE FOR RESIDUE SAH B 300
ChainResidue
BLEU21
BTRP24
BTRP28
BPHE35
BLEU64
BCYS65
BGLU85
BILE86
BCYS128
BSER129
BILE130
BARG147
BGLY148
BHOH310
BHOH322
BHOH381
BHOH394

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PM6 A 301
ChainResidue
APHE35
AARG147
AGLY148
AALA152
APRO191

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PM6 A 302
ChainResidue
AHIS47
ATHR50
APHE51
AGLN174
ALEU212
ALEU236

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PM6 B 301
ChainResidue
BPHE35
BARG147
BGLY148
BPRO191
BARG221

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PM6 B 302
ChainResidue
BHIS47
BTHR50
BGLN174
BLEU212
BLEU236

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues32
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"21183079","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"P51580","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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