SMTL ID : 1eqg.1

THE 2.6 ANGSTROM MODEL OF OVINE COX-1 COMPLEXED WITH IBUPROFEN

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.61 Å

Oligo State

homo-dimer

Ligands

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

NAG.1: 4 residues within 4Å: Chain A: Y.35, N.48 Ligands: NAG.2, BOG.6 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.35, A:N.48 NAG.2: 3 residues within 4Å: Chain A: Y.18, Y.35 Ligands: NAG.1 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:Y.35 NAG.3: 5 residues within 4Å: Chain A: E.120, N.124, Y.127 Chain B: L.218 Ligands: NAG.10 7 PLIP interactions: 3 interactions with chain B, 4 interactions with chain A Water bridges: B:L.218, B:Y.222, B:Y.222, A:Y.127, A:Y.127 Hydrogen bonds: A:N.124, A:N.124 NAG.4: 5 residues within 4Å: Chain A: Y.382, Q.386, N.390, S.392, D.396 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.382, A:N.390, A:N.390 NAG.7: 2 residues within 4Å: Chain A: E.219 Ligands: NAG.13 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.219 NAG.10: 2 residues within 4Å: Chain B: E.219 Ligands: NAG.3 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:E.219, B:E.219 NAG.11: 3 residues within 4Å: Chain B: Y.35, N.48 Ligands: NAG.12 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.48 NAG.12: 3 residues within 4Å: Chain B: Y.18, Y.35 Ligands: NAG.11 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:Y.35 NAG.13: 5 residues within 4Å: Chain A: L.218 Chain B: E.120, N.124, Y.127 Ligands: NAG.7 6 PLIP interactions: 4 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:N.124, B:N.124, B:Y.127 Water bridges: B:Y.127, A:Y.222, A:Y.222 NAG.14: 5 residues within 4Å: Chain B: Y.382, Q.386, N.390, S.392, D.396 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Y.382, B:N.390, B:N.390, B:D.396

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

BOG.5: 10 residues within 4Å: Chain A: R.63, P.66, I.69, L.95, V.96, V.99, R.100, L.103, F.450, E.504 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:L.95 Hydrogen bonds: A:P.66, A:R.100, A:F.450 Salt bridges: A:R.63, A:R.100 BOG.6: 3 residues within 4Å: Chain A: T.50, W.57 Ligands: NAG.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.50 BOG.15: 10 residues within 4Å: Chain B: R.63, P.66, I.69, L.95, V.96, V.99, R.100, L.103, F.450, E.504 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:L.95 Hydrogen bonds: B:R.100, B:F.450, B:E.504 Salt bridges: B:R.63, B:R.100

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

HEM.8: 19 residues within 4Å: Chain A: A.179, A.182, Q.183, T.186, H.187, F.190, K.191, T.192, L.275, N.362, Y.365, H.366, W.367, H.368, M.371, Y.384, I.424, V.427, D.430 20 PLIP interactions: 20 interactions with chain A, Hydrophobic interactions: A:A.182, A:Q.183, A:F.190, A:F.190, A:L.275, A:W.367, A:M.371, A:Y.384, A:I.424, A:I.424, A:V.427 Hydrogen bonds: A:Y.128, A:F.190, A:T.192, A:N.362, A:D.430, A:D.430 pi-Stacking: A:H.187, A:H.187 Metal complexes: A:H.368 HEM.16: 19 residues within 4Å: Chain B: A.179, A.182, Q.183, T.186, H.187, F.190, K.191, T.192, L.275, N.362, Y.365, H.366, W.367, H.368, M.371, Y.384, I.424, V.427, D.430 20 PLIP interactions: 20 interactions with chain B, Hydrophobic interactions: B:A.182, B:Q.183, B:F.190, B:F.190, B:L.275, B:W.367, B:M.371, B:Y.384, B:I.424, B:I.424, B:V.427 Hydrogen bonds: B:Y.128, B:F.190, B:T.192, B:T.192, B:N.362, B:D.430 pi-Stacking: B:H.187, B:H.187 Metal complexes: B:H.368

2 x IBP: IBUPROFEN(Non-covalent)

IBP.9: 11 residues within 4Å: Chain A: V.96, R.100, V.329, Y.335, L.339, M.502, I.503, G.506, A.507, S.510, L.511 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.96, A:V.329, A:Y.335, A:L.339, A:A.507 Hydrogen bonds: A:Y.335, A:Y.335 Salt bridges: A:R.100 IBP.17: 13 residues within 4Å: Chain B: V.96, R.100, V.329, S.333, Y.335, L.339, Y.365, M.502, I.503, G.506, A.507, S.510, L.511 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:V.96, B:V.329, B:Y.335, B:L.339, B:A.507 Hydrogen bonds: B:Y.335 Salt bridges: B:R.100

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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