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4WCU

PDE4 complexed with inhibitor

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
D0004114molecular_function3',5'-cyclic-nucleotide phosphodiesterase activity
D0007165biological_processsignal transduction
D0008081molecular_functionphosphoric diester hydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues11
Detailsbinding site for residue 3KQ A 500
ChainResidue
AMET273
AHOH680
AHOH693
AASP318
AILE336
AMET337
APHE340
AGLN369
APHE372
APHE432
AGLN433

site_idAC2
Number of Residues4
Detailsbinding site for residue ZN A 501
ChainResidue
AHIS164
AHIS200
AASP201
AASP318

site_idAC3
Number of Residues2
Detailsbinding site for residue MG A 502
ChainResidue
AASP201
AHOH693

site_idAC4
Number of Residues12
Detailsbinding site for residue 3KQ B 500
ChainResidue
BTHR271
BMET273
BASP318
BLEU319
BASN321
BILE336
BMET357
BGLN369
BPHE372
BILE376
BPHE432
BGLN433

site_idAC5
Number of Residues4
Detailsbinding site for residue ZN B 501
ChainResidue
BHIS164
BHIS200
BASP201
BASP318

site_idAC6
Number of Residues1
Detailsbinding site for residue MG B 502
ChainResidue
BASP201

site_idAC7
Number of Residues12
Detailsbinding site for residue 3KQ C 500
ChainResidue
CTHR271
CMET273
CASP318
CLEU319
CASN321
CILE336
CPHE340
CGLN369
CPHE372
CPHE432
CGLN433
CHOH672

site_idAC8
Number of Residues4
Detailsbinding site for residue ZN C 501
ChainResidue
CHIS164
CHIS200
CASP201
CASP318

site_idAC9
Number of Residues1
Detailsbinding site for residue MG C 502
ChainResidue
CASP201

site_idAD1
Number of Residues14
Detailsbinding site for residue 3KQ D 500
ChainResidue
DTHR271
DMET273
DASP318
DLEU319
DTHR333
DILE336
DPHE340
DMET357
DGLN369
DPHE372
DPHE432
DGLN433
DLEU436
DHOH641

site_idAD2
Number of Residues4
Detailsbinding site for residue ZN D 501
ChainResidue
DHIS164
DHIS200
DASP201
DASP318

site_idAD3
Number of Residues1
Detailsbinding site for residue MG D 502
ChainResidue
DASP201

Functional Information from PROSITE/UniProt
site_idPS00126
Number of Residues12
DetailsPDEASE_I_1 3'5'-cyclic nucleotide phosphodiesterase domain signature. HDVdHpGvsNqF
ChainResidueDetails
AHIS200-PHE211

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsACT_SITE: Proton donor => ECO:0000250|UniProtKB:Q07343
ChainResidueDetails
AHIS160
BHIS160
CHIS160
DHIS160

site_idSWS_FT_FI2
Number of Residues12
DetailsBINDING: BINDING => ECO:0000269|PubMed:14609333, ECO:0000269|PubMed:15260978, ECO:0007744|PDB:1PTW, ECO:0007744|PDB:1TB7
ChainResidueDetails
AHIS160
DHIS160
DASN321
DGLN369
AASN321
AGLN369
BHIS160
BASN321
BGLN369
CHIS160
CASN321
CGLN369

site_idSWS_FT_FI3
Number of Residues4
DetailsBINDING: BINDING => ECO:0000269|PubMed:14609333, ECO:0000269|PubMed:15260978, ECO:0000269|PubMed:15576036, ECO:0000269|PubMed:17582435, ECO:0007744|PDB:1PTW, ECO:0007744|PDB:1TB7, ECO:0007744|PDB:1TBB, ECO:0007744|PDB:1XOM, ECO:0007744|PDB:1XON, ECO:0007744|PDB:1XOQ, ECO:0007744|PDB:2PW3
ChainResidueDetails
AHIS164
BHIS164
CHIS164
DHIS164

site_idSWS_FT_FI4
Number of Residues8
DetailsBINDING: BINDING => ECO:0000269|PubMed:14609333, ECO:0000269|PubMed:15260978, ECO:0000269|PubMed:15576036, ECO:0000269|PubMed:17582435, ECO:0007744|PDB:1PTW, ECO:0007744|PDB:1TB7, ECO:0007744|PDB:1TBB, ECO:0007744|PDB:1XOM, ECO:0007744|PDB:1XON, ECO:0007744|PDB:1XOQ, ECO:0007744|PDB:1XOR, ECO:0007744|PDB:2PW3
ChainResidueDetails
AHIS200
AASP318
BHIS200
BASP318
CHIS200
CASP318
DHIS200
DASP318

site_idSWS_FT_FI5
Number of Residues8
DetailsBINDING: BINDING => ECO:0000269|PubMed:14609333, ECO:0007744|PDB:1PTW
ChainResidueDetails
AASP201
APHE372
BASP201
BPHE372
CASP201
CPHE372
DASP201
DPHE372

site_idSWS_FT_FI6
Number of Residues8
DetailsCROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO)
ChainResidueDetails
ALYS85
BLYS85
CLYS85
DLYS85

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PDB entries from 2025-07-02

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