SMTL ID : 4m10.1 (1 other biounit)

Crystal Structure of Murine Cyclooxygenase-2 Complex with Isoxicam

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.01 Å

Oligo State

homo-dimer

Ligands

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 7 residues within 4Å: Chain A: E.109, N.113, Y.116, R.185, F.189 Chain B: L.207, D.208 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.185 Water bridges: B:L.207 NAG-NAG.2: 7 residues within 4Å: Chain A: L.207, D.208 Chain B: E.109, N.113, Y.116, R.185, F.189 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:F.189 Hydrogen bonds: B:R.185, A:D.208 Water bridges: A:L.207

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.3: 5 residues within 4Å: Chain A: S.6, P.8, Y.23, E.35, N.36 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.6, A:S.6, A:Y.23, A:E.35 Water bridges: A:N.36 NAG.4: 5 residues within 4Å: Chain A: Q.375, N.379, S.381, I.382, E.385 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.379 Water bridges: A:N.379 NAG.7: 4 residues within 4Å: Chain B: Y.23, E.35, N.36, T.38 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:S.6, B:S.6, B:Y.23, B:E.35, B:E.35 Water bridges: B:N.36 NAG.8: 5 residues within 4Å: Chain B: Q.375, N.379, S.381, I.382, E.385 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:E.385

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

HEM.5: 18 residues within 4Å: Chain A: Y.117, A.168, Q.172, H.176, F.179, K.180, T.181, H.183, V.264, N.351, Y.354, H.355, W.356, H.357, L.360, F.364, L.377, V.416 24 PLIP interactions: 23 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:Q.172, A:Q.172, A:F.179, A:F.179, A:V.264, A:Y.354, A:W.356, A:L.360, A:F.364, A:L.377, A:V.416, A:V.416 Hydrogen bonds: A:Y.117, A:T.181, A:N.351 Water bridges: A:H.176, A:H.176, A:F.179, A:T.181, A:T.181 Salt bridges: A:H.183 pi-Stacking: A:H.176 Metal complexes: A:H.357, H2O.6 HEM.9: 18 residues within 4Å: Chain B: Y.117, A.168, A.171, Q.172, H.176, F.179, K.180, T.181, H.183, N.351, Y.354, H.355, W.356, H.357, L.360, L.377, V.416, A.419 20 PLIP interactions: 19 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:A.171, B:Q.172, B:Q.172, B:F.179, B:Y.354, B:W.356, B:L.360, B:L.377, B:V.416 Hydrogen bonds: B:T.181, B:T.181, B:N.351 Water bridges: B:H.176, B:F.179, B:V.416 Salt bridges: B:H.183 pi-Stacking: B:H.176, B:H.355 Metal complexes: B:H.357, H2O.18

2 x ICD: 4-hydroxy-2-methyl-N-(5-methyl-1,2-oxazol-3-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide(Non-covalent)

ICD.6: 17 residues within 4Å: Chain A: M.82, V.85, L.86, R.89, I.314, V.318, L.321, Y.324, L.328, W.356, F.487, M.491, V.492, A.496, S.499, L.500, L.503 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.86, A:I.314, A:F.487, A:L.500, A:L.503 Hydrogen bonds: A:S.499, A:S.499, A:S.499 ICD.10: 14 residues within 4Å: Chain B: M.82, V.85, L.86, R.89, I.314, V.318, L.321, Y.324, L.328, F.487, A.496, S.499, L.500, L.503 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:L.86, B:I.314, B:F.487, B:L.500, B:L.503 Hydrogen bonds: B:S.499, B:S.499, B:S.499

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

BOG.11: 9 residues within 4Å: Chain B: E.148, K.149, L.152, R.153, R.154, R.407, I.411, E.455, E.459 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:L.152, B:I.411 Hydrogen bonds: B:K.149, B:R.154, B:R.154, B:R.407, B:R.407, B:E.455, B:E.459, B:E.459 Salt bridges: B:K.149, B:R.154 BOG.12: 3 residues within 4Å: Chain B: N.55, T.56, Y.59 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:T.56, B:Y.59 Hydrogen bonds: B:N.55

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, S. et al., Oxicams Bind in a Novel Mode to the Cyclooxygenase Active Site via a Two-water-mediated H-bonding Network. J.Biol.Chem. (2014)

Release Date

2014-01-22

Peptides

Prostaglandin G/H synthase 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Prostaglandin G/H synthase 2

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