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2BLE

Structure of human guanosine monophosphate reductase GMPR1 in complex with GMP

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0003920molecular_functionGMP reductase activity
A0005515molecular_functionprotein binding
A0005829cellular_componentcytosol
A0006144biological_processpurine nucleobase metabolic process
A0006163biological_processpurine nucleotide metabolic process
A0009117biological_processnucleotide metabolic process
A0009409biological_processresponse to cold
A0016491molecular_functionoxidoreductase activity
A0046872molecular_functionmetal ion binding
A1902560cellular_componentGMP reductase complex
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE NA A1345
ChainResidue
ATHR57
ASER246
AGLY247
AHOH2102

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE NA A1346
ChainResidue
ASER105
AGLU140

site_idAC3
Number of Residues27
DetailsBINDING SITE FOR RESIDUE 5GP A1344
ChainResidue
ASER184
ACYS186
AASP219
AGLY220
AGLY221
AMET240
ALEU241
AGLY242
AGLY243
AGLY268
AMET269
ASER270
ASER271
AARG286
AALA287
ASER288
AGLY290
AHOH2077
AHOH2078
AHOH2082
AHOH2100
AHOH2124
AHOH2125
AHOH2126
AALA53
AMET55
AGLY183

Functional Information from PROSITE/UniProt
site_idPS00487
Number of Residues13
DetailsIMP_DH_GMP_RED IMP dehydrogenase / GMP reductase signature. IKVGVGpGSVCtT
ChainResidueDetails
AILE176-THR188

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Thioimidate intermediate","evidences":[{"source":"HAMAP-Rule","id":"MF_03195","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"HAMAP-Rule","id":"MF_03195","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_03195","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"description":"in other chain","evidences":[{"source":"HAMAP-Rule","id":"MF_03195","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues13
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_03195","evidenceCode":"ECO:0000255"},{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"JUL-2005","submissionDatabase":"PDB data bank","title":"Structure of human guanosine monophosphate reductase GMPR1 in complex with GMP.","authoringGroup":["Structural genomics consortium (SGC)"]}}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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