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4WCA

Catalytic domain of mouse 2',3'-cyclic nucleotide 3'- phosphodiesterase, with mutation H230Q, complexed with citrate

Functional Information from GO Data
ChainGOidnamespacecontents
A0004113molecular_function2',3'-cyclic-nucleotide 3'-phosphodiesterase activity
A0009214biological_processcyclic nucleotide catabolic process
A0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues13
Detailsbinding site for residue CIT A 401
ChainResidue
AGLN230
AHOH551
AHOH563
AHOH579
AHOH634
ATHR232
APHE235
AHIS309
ATHR311
APRO320
AVAL321
A1PE402
AHOH548

site_idAC2
Number of Residues8
Detailsbinding site for residue 1PE A 402
ChainResidue
ATYR168
APRO226
AVAL228
AASP317
ATYR376
ACIT401
AHOH511
AHOH605

site_idAC3
Number of Residues3
Detailsbinding site for residue 1PE A 403
ChainResidue
AARG307
AVAL321
AHOH610

site_idAC4
Number of Residues3
Detailsbinding site for residue 1PE A 404
ChainResidue
ALYS273
AASP317
AHOH638

site_idAC5
Number of Residues4
Detailsbinding site for residue CL A 405
ChainResidue
ALYS175
ASER178
AARG182
AGLY227

site_idAC6
Number of Residues9
Detailsbinding site for residue 1PE A 406
ChainResidue
AGLN278
ALEU331
AGLU345
ALEU346
APRO347
AMET360
ALYS366
AHOH587
AHOH592

site_idAC7
Number of Residues4
Detailsbinding site for residue 1PE A 407
ChainResidue
AALA184
AMET367
AHOH580
AHOH611

site_idAC8
Number of Residues7
Detailsbinding site for residue 1PE A 408
ChainResidue
APRO272
AALA315
AASP317
ATYR376
AGLY378
AHOH503
AHOH504

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"22393399","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"22393399","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P13233","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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