SMTL ID : 1ht8.1

THE 2.7 ANGSTROM RESOLUTION MODEL OF OVINE COX-1 COMPLEXED WITH ALCLOFENAC

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.69 Å

Oligo State

homo-dimer

Ligands

8 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Non-covalent)

NAG.1: 2 residues within 4Å: Chain A: Y.23, N.36 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.36 NAG.2: 6 residues within 4Å: Chain A: E.108, N.112, Y.115, F.188 Chain B: L.206 Ligands: NAG.3 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:N.112, A:Y.115 Water bridges: A:S.114, B:L.206, B:Y.210, B:Y.210 NAG.3: 4 residues within 4Å: Chain A: M.184, F.188 Chain B: Y.210 Ligands: NAG.2 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:F.188 NAG.4: 4 residues within 4Å: Chain A: Y.370, Q.374, N.378, S.380 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.370, A:Q.374 Water bridges: A:N.378, A:D.384 NAG.9: 2 residues within 4Å: Chain B: Y.23, N.36 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Y.23, B:N.36 NAG.10: 6 residues within 4Å: Chain A: L.206 Chain B: E.108, N.112, Y.115, F.188 Ligands: NAG.11 6 PLIP interactions: 5 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:N.112, B:N.112 Water bridges: B:S.114, B:Y.115, B:Y.115, A:L.206 NAG.11: 2 residues within 4Å: Chain B: M.184 Ligands: NAG.10 No protein-ligand interaction detected (PLIP) NAG.12: 3 residues within 4Å: Chain B: Q.374, N.378, S.380 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Q.374 Water bridges: B:Y.370, B:D.384

3 x BOG: octyl beta-D-glucopyranoside(Non-covalent)

BOG.5: 9 residues within 4Å: Chain A: R.51, P.52, P.54, I.57, L.60, V.84, V.87, R.88, E.492 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.60 Hydrogen bonds: A:R.51, A:P.52, A:R.88, A:F.438, A:E.492 Salt bridges: A:R.51, A:R.88 BOG.6: 2 residues within 4Å: Chain A: T.38, W.45 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:W.45 Hydrogen bonds: A:T.38 BOG.13: 8 residues within 4Å: Chain B: R.51, P.52, P.54, W.68, V.84, V.87, R.88, E.492 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:W.68 Hydrogen bonds: B:R.51, B:P.52, B:R.88 Water bridges: B:R.88 Salt bridges: B:R.51, B:R.88

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.7: 18 residues within 4Å: Chain A: A.167, A.170, Q.171, T.174, H.175, F.178, K.179, T.180, L.263, N.350, Y.353, H.354, W.355, H.356, M.359, I.412, V.415, D.418 18 PLIP interactions: 18 interactions with chain A, Hydrophobic interactions: A:A.170, A:Q.171, A:F.178, A:F.178, A:L.263, A:W.355, A:I.412, A:V.415 Hydrogen bonds: A:Y.116, A:F.178, A:T.180, A:T.180, A:N.350 pi-Stacking: A:H.175, A:H.175, A:H.354 pi-Cation interactions: A:H.356 Metal complexes: A:H.356 HEM.14: 20 residues within 4Å: Chain B: A.167, A.170, Q.171, T.174, H.175, F.178, K.179, T.180, L.263, N.350, Y.353, H.354, W.355, H.356, M.359, Y.372, L.376, I.412, V.415, D.418 20 PLIP interactions: 20 interactions with chain B, Hydrophobic interactions: B:A.170, B:Q.171, B:F.178, B:F.178, B:L.263, B:W.355, B:Y.372, B:L.376, B:I.412, B:V.415 Hydrogen bonds: B:Y.116, B:F.178, B:T.180, B:N.350, B:D.418, B:D.418 pi-Stacking: B:H.175, B:H.175, B:H.354 Metal complexes: B:H.356

2 x 34C: (3-CHLORO-4-PROPOXY-PHENYL)-ACETIC ACID(Non-covalent)

34C.8: 12 residues within 4Å: Chain A: V.84, R.88, V.317, S.321, Y.323, Y.353, W.355, F.486, I.491, A.495, S.498, L.499 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.317, A:Y.323, A:Y.353, A:W.355, A:W.355, A:A.495 Hydrogen bonds: A:Y.323 Salt bridges: A:R.88 34C.15: 13 residues within 4Å: Chain B: V.84, R.88, V.317, S.321, Y.323, W.355, F.486, M.490, I.491, G.494, A.495, S.498, L.499 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:V.317, B:Y.323, B:W.355, B:W.355, B:A.495 Hydrogen bonds: B:Y.323 Salt bridges: B:R.88

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Selinsky, B.S. et al., Structural analysis of NSAID binding by prostaglandin H2 synthase: time-dependent and time-independent inhibitors elicit identical enzyme conformations. Biochemistry (2001)

Release Date

2001-04-11

Peptides

PROSTAGLANDIN H2 SYNTHASE-1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PROSTAGLANDIN H2 SYNTHASE-1

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