SMTL ID : 1xos.1

Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Sildenafil

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.28 Å

Oligo State

monomer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.108, H.144, D.145, D.262 Ligands: MG.2 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.108, A:H.144, A:D.145, A:D.262, H2O.15, H2O.16

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: D.145, E.174, T.215 Ligands: ZN.1 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:D.145, H2O.11, H2O.12, H2O.14, H2O.15

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 5 residues within 4Å: Chain A: S.152, N.153, Q.154, C.302 Ligands: VIA.4 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.152, A:N.153, A:Q.154

1 x VIA: 5-{2-ETHOXY-5-[(4-METHYLPIPERAZIN-1-YL)SULFONYL]PHENYL}-1-METHYL-3-PROPYL-1H,6H,7H-PYRAZOLO[4,3-D]PYRIMIDIN-7-ONE(Non-covalent)

VIA.4: 16 residues within 4Å: Chain A: Y.103, H.104, M.217, D.262, L.263, N.265, I.280, M.281, F.284, S.299, M.301, C.302, Q.313, F.316, I.320 Ligands: SO4.3 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:M.217, A:F.316 Hydrogen bonds: A:Q.313 Water bridges: A:Y.103 pi-Stacking: A:F.316, A:F.316

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Card, G.L. et al., Structural Basis for the Activity of Drugs that Inhibit Phosphodiesterases. STRUCTURE (2004)

Release Date

2004-12-14

Peptides

cAMP-specific 3',5'-cyclic phosphodiesterase 4B: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

cAMP-specific 3',5'-cyclic phosphodiesterase 4B

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