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3AP2

Crystal structure of human tyrosylprotein sulfotransferase-2 complexed with PAP,C4 peptide, and phosphate ion

Functional Information from GO Data
ChainGOidnamespacecontents
A0006478biological_processpeptidyl-tyrosine sulfation
A0008476molecular_functionprotein-tyrosine sulfotransferase activity
B0006478biological_processpeptidyl-tyrosine sulfation
B0008476molecular_functionprotein-tyrosine sulfotransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues20
DetailsBINDING SITE FOR RESIDUE A3P A 1
ChainResidue
AARG78
ATYR238
ASER285
AGLN288
AVAL289
ALYS291
APRO292
AVAL293
AASN294
AALA297
ALYS300
ASER79
AHOH367
AGLY80
ATHR81
ATHR82
ALEU83
AARG183
ASER191
AARG195

site_idAC2
Number of Residues21
DetailsBINDING SITE FOR RESIDUE A3P B 1
ChainResidue
BHOH5
BARG78
BSER79
BGLY80
BTHR81
BTHR82
BLEU83
BARG183
BSER191
BARG195
BTYR238
BSER285
BGLN288
BVAL289
BLYS291
BPRO292
BVAL293
BASN294
BALA297
BLYS300
BHOH363

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL B 360
ChainResidue
AGLN346
ALEU349
BLEU295
BGLU296
BLEU298
BSER299
BLYS300

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PO4 T 1
ChainResidue
AARG118
BLYS196
BARG284
TASP1005

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsRegion: {"description":"Interaction with peptide substrate","evidences":[{"source":"PubMed","id":"23481380","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"PubMed","id":"23481380","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues26
DetailsBinding site: {"evidences":[{"source":"PDB","id":"3AP1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3AP2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3AP3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"23481380","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"3AP1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3AP2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3AP3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"PubMed","id":"23481380","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

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PDB entries from 2025-10-08

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