SMTL ID : 3uas.1

Cytochrome P450 2B4 covalently bound to the mechanism-based inactivator 9-ethynylphenanthrene

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.94 Å

Oligo State

monomer

Ligands

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

HEM.1: 26 residues within 4Å: Chain A: R.79, V.94, I.95, W.102, R.106, I.160, A.279, G.280, T.283, T.284, T.287, Q.338, I.344, V.348, H.350, L.373, P.409, F.410, S.411, R.415, C.417, L.418, G.419, I.422, A.423 Ligands: 0BV.2 19 PLIP interactions: 19 interactions with chain A, Hydrophobic interactions: A:V.94, A:I.95, A:I.160, A:A.279, A:T.283, A:I.344, A:V.348, A:L.373, A:F.410, A:L.418, A:I.422 Hydrogen bonds: A:S.411, A:S.411 Salt bridges: A:R.79, A:R.79, A:R.106, A:H.350, A:R.415 Metal complexes: A:C.417

1 x 0BV: phenanthren-9-ylacetaldehyde(Covalent)

0BV.2: 9 residues within 4Å: Chain A: I.95, I.190, F.278, A.279, T.283, I.344, V.348, V.458 Ligands: HEM.1 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:I.95, A:I.190, A:F.278, A:A.279, A:I.344, A:V.348, A:V.348, A:V.458, A:V.458 Hydrogen bonds: A:T.283 pi-Stacking: A:F.278

2 x TAM: TRIS(HYDROXYETHYL)AMINOMETHANE(Non-covalent)

TAM.3: 6 residues within 4Å: Chain A: R.34, D.342, P.345, H.378, N.387, N.460 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:R.34, A:D.342, A:D.342, A:S.374, A:N.460 TAM.5: 2 residues within 4Å: Chain A: R.66, E.405 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.66, A:D.71, A:E.405

1 x CM5: 5-CYCLOHEXYL-1-PENTYL-BETA-D-MALTOSIDE(Non-covalent)

CM5.4: 9 residues within 4Å: Chain A: F.169, D.173, V.175, F.176, L.179, L.180, F.183, F.225, F.277 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.175, A:F.176, A:F.176, A:F.183, A:F.225, A:F.225, A:F.277 Hydrogen bonds: A:K.232

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, H. et al., Potent Mechanism-Based Inactivation of Cytochrome P450 2B4 by 9-Ethynylphenanthrene: Implications for Allosteric Modulation of Cytochrome P450 Catalysis. Biochemistry (2013)

Release Date

2013-01-09

Peptides

Cytochrome P450 2B4: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cytochrome P450 2B4

Related Entries With Identical Sequence