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1G2Q

CRYSTAL STRUCTURE OF ADENINE PHOSPHORIBOSYLTRANSFERASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0002055molecular_functionadenine binding
A0003999molecular_functionadenine phosphoribosyltransferase activity
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005737cellular_componentcytoplasm
A0006166biological_processpurine ribonucleoside salvage
A0006168biological_processadenine salvage
A0016208molecular_functionAMP binding
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
A0044209biological_processAMP salvage
A0046872molecular_functionmetal ion binding
B0002055molecular_functionadenine binding
B0003999molecular_functionadenine phosphoribosyltransferase activity
B0005515molecular_functionprotein binding
B0005634cellular_componentnucleus
B0005737cellular_componentcytoplasm
B0006166biological_processpurine ribonucleoside salvage
B0006168biological_processadenine salvage
B0016208molecular_functionAMP binding
B0016740molecular_functiontransferase activity
B0016757molecular_functionglycosyltransferase activity
B0044209biological_processAMP salvage
B0046872molecular_functionmetal ion binding
Functional Information from PROSITE/UniProt
site_idPS00103
Number of Residues13
DetailsPUR_PYR_PR_TRANSFER Purine/pyrimidine phosphoribosyl transferases signature. VIIVDDIIATGgS
ChainResidueDetails
AVAL125-SER137

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18407956","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1oro
ChainResidueDetails
AGLU106
AARG69

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1oro
ChainResidueDetails
BGLU106
BARG69

site_idCSA3
Number of Residues1
DetailsAnnotated By Reference To The Literature 1oro
ChainResidueDetails
ALYS93

site_idCSA4
Number of Residues1
DetailsAnnotated By Reference To The Literature 1oro
ChainResidueDetails
BLYS93

239803

PDB entries from 2025-08-06

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