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2H42

Crystal structure of PDE5 in complex with sildenafil

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
C0004114molecular_function3',5'-cyclic-nucleotide phosphodiesterase activity
C0007165biological_processsignal transduction
C0008081molecular_functionphosphoric diester hydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 501
ChainResidue
AHIS617
AHIS653
AASP654
AASP764

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 502
ChainResidue
AHOH111
AHIS653
AASP654
AGLU682
ATHR723

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 503
ChainResidue
BHIS617
BHIS653
BASP654
BASP764

site_idAC4
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MG B 504
ChainResidue
BHOH254
BASP654

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN C 505
ChainResidue
CHOH255
CHIS617
CHIS653
CASP654
CASP764

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG C 506
ChainResidue
CHOH124
CHOH255
CASP654
CHIS657

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE VIA A 901
ChainResidue
AHOH86
AASN661
AALA767
APHE786
ALEU804
AGLN817
APHE820

site_idAC8
Number of Residues17
DetailsBINDING SITE FOR RESIDUE VIA B 902
ChainResidue
AHIS670
APRO671
ALEU672
BHOH32
BHOH72
BHOH246
BASN661
BASN662
BTYR664
BILE768
BALA779
BVAL782
BPHE786
BLEU804
BMET816
BGLN817
BPHE820

site_idAC9
Number of Residues11
DetailsBINDING SITE FOR RESIDUE VIA C 903
ChainResidue
CHOH71
CHOH306
CTYR612
CASN661
CTYR664
CILE665
CLEU725
CPHE786
CLEU804
CGLN817
CPHE820

Functional Information from PROSITE/UniProt
site_idPS00126
Number of Residues12
DetailsPDEASE_I_1 3'5'-cyclic nucleotide phosphodiesterase domain signature. HDLdHrGvnNsY
ChainResidueDetails
AHIS653-TYR664

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsACT_SITE: Proton donor => ECO:0000250|UniProtKB:O76083
ChainResidueDetails
AHIS613
BHIS613
CHIS613

site_idSWS_FT_FI2
Number of Residues12
DetailsBINDING: BINDING => ECO:0000269|PubMed:12955149, ECO:0000269|PubMed:15260978, ECO:0007744|PDB:1T9R, ECO:0007744|PDB:1T9S, ECO:0007744|PDB:1TBF
ChainResidueDetails
AHIS617
CHIS653
CASP654
CASP764
AHIS653
AASP654
AASP764
BHIS617
BHIS653
BASP654
BASP764
CHIS617

site_idSWS_FT_FI3
Number of Residues3
DetailsBINDING: BINDING => ECO:0000269|PubMed:12955149
ChainResidueDetails
AGLN817
BGLN817
CGLN817

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PDB entries from 2024-07-24

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