SMTL ID : 3b99.2 (1 other biounit)

Crystal structure of zebrafish prostacyclin synthase (cytochrome P450 8A1) in complex with substrate analog U51605

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

monomer

Ligands

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

HEM.1: 19 residues within 4Å: Chain A: Q.85, K.110, F.117, V.264, T.265, N.268, A.326, R.330, P.404, W.405, G.406, N.410, C.412, P.413, G.414, A.418, I.456 Ligands: U51.2, U51.3 11 PLIP interactions: 11 interactions with chain A, Hydrophobic interactions: A:F.117, A:T.265, A:N.268, A:A.326, A:W.405, A:P.413, A:A.418 Hydrogen bonds: A:Q.85, A:N.410 Salt bridges: A:R.330 Metal complexes: A:C.412

3 x U51: (5Z)-7-{(1R,4S,5R,6R)-6-[(1E)-oct-1-en-1-yl]-2,3-diazabicyclo[2.2.1]hept-2-en-5-yl}hept-5-enoic acid(Non-covalent)

U51.2: 16 residues within 4Å: Chain A: Q.85, Y.88, A.89, W.263, V.264, N.268, A.326, L.327, I.328, T.329, R.330, G.453, F.454 Ligands: HEM.1, U51.3, U51.4 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:Q.85, A:Y.88, A:A.89, A:W.263, A:A.326 Hydrogen bonds: A:N.268, A:L.327, A:T.329 Salt bridges: A:R.330 U51.3: 17 residues within 4Å: Chain A: A.89, L.92, M.93, I.96, F.97, P.106, E.109, A.113, W.236, Y.240, L.260, Q.261, W.263, F.454 Ligands: HEM.1, U51.2, U51.4 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:L.92, A:L.92, A:M.93, A:I.96, A:F.97, A:E.109, A:W.236, A:L.260, A:W.263, A:W.263, A:F.454 Hydrogen bonds: A:E.109, A:A.113, A:Q.261 U51.4: 14 residues within 4Å: Chain A: F.36, A.59, I.64, Y.88, L.92, R.95, R.200, L.327, R.353, C.355, G.453, F.454 Ligands: U51.2, U51.3 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:F.36, A:A.59, A:I.64, A:L.92, A:F.454 Hydrogen bonds: A:R.200, A:R.353 Water bridges: A:R.95 Salt bridges: A:R.95

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, Y.-C. et al., Structures of Prostacyclin Synthase and Its Complexes with Substrate Analog and Inhibitor Reveal a Ligand-specific Heme Conformation Change. J.Biol.Chem. (2008)

Release Date

2007-11-20

Peptides

Prostaglandin I2 synthase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Prostaglandin I2 synthase

Related Entries With Identical Sequence