SMTL ID : 1so2.2 (1 other biounit)

CATALYTIC DOMAIN OF HUMAN PHOSPHODIESTERASE 3B In COMPLEX WITH A DIHYDROPYRIDAZINE INHIBITOR

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: H.88, H.168, D.169, D.284 Ligands: MG.2 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.88, A:H.168, A:D.169, A:D.284, H2O.1 MG.2: 2 residues within 4Å: Chain A: D.169 Ligands: MG.1 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:D.169, H2O.1, H2O.1, H2O.1, H2O.1 MG.4: 6 residues within 4Å: Chain B: H.84, H.88, H.168, D.169, D.284 Ligands: MG.5 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.88, B:H.168, B:D.169, B:D.284, H2O.3 MG.5: 3 residues within 4Å: Chain B: H.168, D.169 Ligands: MG.4 5 PLIP interactions: 1 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:D.169, H2O.3, H2O.3, H2O.3, H2O.3

2 x 666: 6-(4-{[2-(3-IODOBENZYL)-3-OXOCYCLOHEX-1-EN-1-YL]AMINO}PHENYL)-5-METHYL-4,5-DIHYDROPYRIDAZIN-3(2H)-ONE(Non-covalent)

666.3: 16 residues within 4Å: Chain A: Y.83, T.176, L.242, I.285, G.287, P.288, H.295, W.298, T.299, I.302, F.306, F.323, L.334, Q.335, S.337, F.338 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:T.176, A:I.285, A:W.298, A:I.302, A:F.306, A:F.306, A:F.323, A:L.334, A:F.338, A:F.338 Hydrogen bonds: A:H.295, A:Q.335, A:Q.335 pi-Stacking: A:F.338 Halogen bonds: A:S.337 666.6: 13 residues within 4Å: Chain B: Y.83, T.176, I.285, G.287, P.288, H.295, W.298, T.299, F.323, L.334, Q.335, S.337, F.338 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:Y.83, B:T.176, B:I.285, B:W.298, B:F.323, B:L.334, B:F.338 Hydrogen bonds: B:T.299, B:Q.335, B:Q.335 pi-Stacking: B:F.338

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Scapin, G. et al., Crystal Structure of Human Phosphodiesterase 3B: Atomic Basis for Substrate and Inhibitor Specificity. Biochemistry (2004)

Release Date

2004-05-11

Peptides

cGMP-inhibited 3',5'-cyclic phosphodiesterase B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

cGMP-inhibited 3',5'-cyclic phosphodiesterase B

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