SMTL ID : 3d3p.1

Crystal structure of PDE4B catalytic domain in complex with a pyrazolopyridine inhibitor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

monomer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.88, H.124, D.125, D.242 Ligands: MG.2 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.88, A:H.124, A:D.125, A:D.242, H2O.3, H2O.7

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 2 residues within 4Å: Chain A: D.125 Ligands: ZN.1 6 PLIP interactions: 1 interactions with chain A, 5 Ligand-Water interactions Metal complexes: A:D.125, H2O.3, H2O.3, H2O.3, H2O.3, H2O.3

1 x 20A: 1-ethyl-N-(phenylmethyl)-4-(tetrahydro-2H-pyran-4-ylamino)-1H-pyrazolo[3,4-b]pyridine-5-carboxamide(Non-covalent)

20A.3: 15 residues within 4Å: Chain A: Y.83, H.84, M.197, D.242, L.243, N.245, W.256, T.257, I.260, F.264, M.281, S.292, Q.293, G.295, F.296 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:L.243, A:I.260, A:I.260, A:F.264, A:F.296 Hydrogen bonds: A:Q.293 Water bridges: A:Y.83 pi-Stacking: A:F.296, A:F.296

3 x ARS: ARSENIC(Non-covalent)

ARS.4: 1 residues within 4Å: Chain A: C.44 No protein-ligand interaction detected (PLIP) ARS.5: 2 residues within 4Å: Chain A: E.167, C.170 No protein-ligand interaction detected (PLIP) ARS.6: 3 residues within 4Å: Chain A: S.279, M.281, C.282 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hamblin, J.N. et al., Pyrazolopyridines as a novel structural class of potent and selective PDE4 inhibitors. Bioorg.Med.Chem.Lett. (2008)

Release Date

2009-05-19

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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