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3N3Z

Crystal structure of PDE9A (E406A) mutant in complex with IBMX

Functional Information from GO Data
ChainGOidnamespacecontents
A0004114molecular_function3',5'-cyclic-nucleotide phosphodiesterase activity
A0007165biological_processsignal transduction
A0008081molecular_functionphosphoric diester hydrolase activity
B0004114molecular_function3',5'-cyclic-nucleotide phosphodiesterase activity
B0007165biological_processsignal transduction
B0008081molecular_functionphosphoric diester hydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE IBM A 1
ChainResidue
AILE403
AASN405
ALEU420
ATYR424
AALA452
AGLN453
APHE456

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 507
ChainResidue
AASP293
AASP402
AMG508
AHIS256
AHIS292

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MG A 508
ChainResidue
AHOH89
AHOH90
AHOH91
AHOH92
AHOH93
AASP293
AZN507

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ZN B 2
ChainResidue
BMG1
BHOH94
BHIS256
BHIS292
BASP293
BASP402

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MG B 1
ChainResidue
BZN2
BHOH94
BHOH95
BHOH96
BHOH97
BHOH100
BASP293

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE IBM B 507
ChainResidue
BLEU420
BTYR424
BPHE441
BPHE456

site_idAC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE CL B 508
ChainResidue
BARG487

Functional Information from PROSITE/UniProt
site_idPS00126
Number of Residues12
DetailsPDEASE_I_1 3'5'-cyclic nucleotide phosphodiesterase domain signature. HDLdHpGynNtY
ChainResidueDetails
AHIS292-TYR303

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"18757755","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18757755","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18757755","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19919087","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20121115","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21483814","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22985069","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23025719","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2HD1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2YY2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3DYN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3JSI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3JSW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3K3E","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3K3H","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3N3Z","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4E90","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4G2J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4G2L","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4GH6","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"Q8QZV1","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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