SMTL ID : 2bc5.9 (9 other biounits)

Crystal structure of E. coli cytochrome b562 with engineered c-type heme linkages

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

homo-dimer

Ligands

5 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 1 residues within 4Å: Chain A: K.42 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.42 SO4.2: 3 residues within 4Å: Chain A: K.32 Chain B: R.106 Ligands: HEC.7 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Salt bridges: B:R.106, A:K.32 SO4.3: 3 residues within 4Å: Chain A: K.19 Chain B: T.96, N.99 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.19 SO4.4: 4 residues within 4Å: Chain A: G.82, K.83, V.84, K.85 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:V.84, A:K.85 Water bridges: A:K.83, A:E.86 SO4.6: 5 residues within 4Å: Chain B: G.82, K.83, V.84, K.85, E.86 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:K.85, B:E.86

2 x HEC: HEME C(Covalent)

HEC.5: 16 residues within 4Å: Chain A: E.4, M.7, E.8, N.11, M.33, P.45, F.61, G.64, F.65, L.68, T.97, C.98, C.101, H.102, Y.105, R.106 14 PLIP interactions: 14 interactions with chain A, Hydrophobic interactions: A:M.7, A:N.11, A:P.45, A:F.61, A:F.65, A:F.65, A:F.65, A:L.68, A:R.106 Hydrogen bonds: A:E.8 Water bridges: A:E.4, A:E.4 pi-Cation interactions: A:R.106 Metal complexes: A:H.102 HEC.7: 20 residues within 4Å: Chain B: L.3, E.4, M.7, E.8, L.10, N.11, L.14, M.33, P.45, P.46, F.61, G.64, F.65, L.68, C.98, C.101, H.102, Y.105, R.106 Ligands: SO4.2 13 PLIP interactions: 13 interactions with chain B, Hydrophobic interactions: B:L.3, B:M.7, B:N.11, B:L.14, B:P.45, B:F.61, B:F.65, B:F.65, B:F.65, B:L.68 Hydrogen bonds: B:E.4 pi-Cation interactions: B:R.106 Metal complexes: B:H.102

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Faraone-Mennella, J. et al., Stability and Folding Kinetics of Structurally Characterized Cytochrome c-b(562). Biochemistry (2006)

Release Date

2006-09-26

Peptides

Soluble cytochrome b562: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
A

Soluble cytochrome b562

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