SMTL ID : 1lj0.5 (5 other biounits)

Structure of quintuple mutant of the rat outer mitocondrial cytochrome b5.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 21 residues within 4Å: Chain A: M.28, L.30, L.37, F.40, H.44, P.45, G.46, V.50, L.51, Q.54, A.59, S.62, F.63, V.66, H.68, S.69, A.72, M.75, S.76 Chain B: S.62, D.65 21 PLIP interactions: 20 interactions with chain A, 1 interactions with chain B, Hydrophobic interactions: A:L.30, A:L.37, A:F.40, A:P.45, A:P.45, A:V.50, A:L.51, A:A.59, A:F.63, A:V.66, A:A.72, A:M.75, B:D.65 Hydrogen bonds: A:S.69 pi-Stacking: A:H.44, A:H.44, A:F.63, A:H.68, A:H.68 Metal complexes: A:H.44, A:H.68 HEM.2: 24 residues within 4Å: Chain A: P.45, G.46, G.47, E.48, E.49 Chain B: M.28, L.30, L.37, F.40, H.44, P.45, G.46, V.50, L.51, Q.54, A.59, S.62, F.63, V.66, H.68, S.69, A.72, M.75, S.76 26 PLIP interactions: 22 interactions with chain B, 4 interactions with chain A, Hydrophobic interactions: B:L.30, B:L.37, B:L.37, B:F.40, B:P.45, B:P.45, B:V.50, B:L.51, B:A.59, B:F.63, B:V.66, B:V.66, B:A.72 Hydrogen bonds: B:S.69, B:A.72, A:E.48, A:E.49 Water bridges: B:S.69, B:S.69, A:G.47, A:V.50 pi-Stacking: B:H.44, B:F.63, B:H.68 Metal complexes: B:H.44, B:H.68

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cowley, A.B. et al., Toward engineering the stability and hemin binding properties of microsomal cytochromes b5 into rat outer mitochondrial cytochrome b5: Examining the influence of residues 25 and 71. Biochemistry (2002)

Release Date

2002-11-20

Peptides

Cytochrome B5 outer mitochondrial membrane isoform: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

Cytochrome B5 outer mitochondrial membrane isoform

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