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5K6J

Human Phospodiesterase 4B in complex with pyridyloxy-benzoxaborole based inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0004114molecular_function3',5'-cyclic-nucleotide phosphodiesterase activity
A0007165biological_processsignal transduction
A0008081molecular_functionphosphoric diester hydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
Detailsbinding site for residue ZN A 501
ChainResidue
AHIS238
AHIS274
AASP275
AASP392
A6QQ503

site_idAC2
Number of Residues5
Detailsbinding site for residue MG A 502
ChainResidue
AHOH662
AASP275
A6QQ503
AHOH603
AHOH639

site_idAC3
Number of Residues17
Detailsbinding site for residue 6QQ A 503
ChainResidue
AHIS234
AHIS238
AHIS274
AASP275
AMET347
AASP392
ALEU393
AASN395
APRO396
AILE410
AMET431
AGLN443
APHE446
AZN501
AMG502
AHOH639
AHOH666

site_idAC4
Number of Residues8
Detailsbinding site for residue EDO A 504
ChainResidue
ATHR208
APHE209
AASN325
ALEU326
ATHR327
AGLN330
AEDO520
AHOH621

site_idAC5
Number of Residues6
Detailsbinding site for residue EDO A 505
ChainResidue
ATHR215
AHIS319
ACYS320
AASP321
AMET324
AHOH674

site_idAC6
Number of Residues4
Detailsbinding site for residue EDO A 506
ChainResidue
AHIS226
AEDO507
AHOH605
AHOH608

site_idAC7
Number of Residues4
Detailsbinding site for residue EDO A 507
ChainResidue
AHIS226
ALYS313
AEDO506
AHOH605

site_idAC8
Number of Residues2
Detailsbinding site for residue EDO A 508
ChainResidue
ASER251
AASP256

site_idAC9
Number of Residues5
Detailsbinding site for residue EDO A 509
ChainResidue
ALEU249
ATHR252
ATRP458
AASP465
AILE469

site_idAD1
Number of Residues3
Detailsbinding site for residue EDO A 510
ChainResidue
AALA167
AGLU171
AHOH619

site_idAD2
Number of Residues3
Detailsbinding site for residue EDO A 511
ChainResidue
ASER429
APRO430
AMET431

site_idAD3
Number of Residues2
Detailsbinding site for residue EDO A 512
ChainResidue
AARG477
AASN478

site_idAD4
Number of Residues2
Detailsbinding site for residue EDO A 513
ChainResidue
APRO253
AASP465

site_idAD5
Number of Residues1
Detailsbinding site for residue EDO A 514
ChainResidue
ALYS168

site_idAD6
Number of Residues3
Detailsbinding site for residue EDO A 515
ChainResidue
AARG331
AARG335
AHOH613

site_idAD7
Number of Residues3
Detailsbinding site for residue EDO A 516
ChainResidue
AASN174
AGLU202
ASER251

site_idAD8
Number of Residues4
Detailsbinding site for residue EDO A 517
ChainResidue
ASER282
APRO430
ACYS432
AHOH620

site_idAD9
Number of Residues4
Detailsbinding site for residue EDO A 518
ChainResidue
ALEU255
AALA257
AVAL258
APHE259

site_idAE1
Number of Residues7
Detailsbinding site for residue EDO A 519
ChainResidue
AARG203
AASP204
ALEU205
ATHR208
AASP261
AILE264
AHOH601

site_idAE2
Number of Residues4
Detailsbinding site for residue EDO A 520
ChainResidue
ATHR208
AASP261
AGLN330
AEDO504

Functional Information from PROSITE/UniProt
site_idPS00126
Number of Residues12
DetailsPDEASE_I_1 3'5'-cyclic nucleotide phosphodiesterase domain signature. HDVdHpGvsNqF
ChainResidueDetails
AHIS274-PHE285

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15260978","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TB5","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15260978","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15576036","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15685167","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17727341","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18539455","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1RO6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1RO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TB5","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XLX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XLZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XM4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XM6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XMU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XMY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XN0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XOT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y2H","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y2J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2QYL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3D3P","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10846163","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15576036","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15685167","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17727341","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18539455","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1F0J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1RO6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1RO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XLX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XLZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XM4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XM6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XMU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XMY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XN0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XOT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y2H","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y2J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2QYL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3D3P","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10846163","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15260978","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15576036","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15685167","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18539455","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1F0J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1RO6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1RO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TB5","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XLX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XLZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XM4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XM6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XMU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XMY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XN0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1XOT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y2H","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y2J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3D3P","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15003452","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"15260978","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"1ROR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TB5","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

248636

PDB entries from 2026-02-04

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