SMTL ID : 2bc5.10 (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

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

SO4.1: 1 residues within 4Å: Chain A: R.106 3 PLIP interactions: 3 interactions with chain A Water bridges: A:R.106, A:R.106 Salt bridges: A:R.106 SO4.2: 6 residues within 4Å: Chain A: K.51, S.55, P.56, E.57 Chain B: K.51, S.52 7 PLIP interactions: 3 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:S.52, B:S.52, A:E.57, A:E.57 Salt bridges: B:K.51, A:K.51 Water bridges: A:S.52 SO4.3: 2 residues within 4Å: Chain A: H.102, R.106 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.106 SO4.5: 4 residues within 4Å: Chain B: G.82, K.83, V.84, K.85 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.82, B:V.84, B:K.85 Water bridges: B:E.86

2 x HEC: HEME C(Covalent)

HEC.4: 18 residues within 4Å: Chain A: L.3, E.4, M.7, E.8, N.11, L.14, M.33, P.45, P.46, F.61, G.64, F.65, T.97, C.98, C.101, H.102, Y.105, R.106 13 PLIP interactions: 13 interactions with chain A, Hydrophobic interactions: A:L.3, A:M.7, A:L.14, A:P.45, A:F.61, A:F.61, A:F.65, A:F.65, A:F.65 Hydrogen bonds: A:E.4, A:E.8 pi-Cation interactions: A:R.106 Metal complexes: A:H.102 HEC.6: 17 residues within 4Å: Chain B: L.3, E.4, M.7, E.8, N.11, M.33, P.45, P.46, F.61, G.64, F.65, L.68, C.98, C.101, H.102, Y.105, R.106 13 PLIP interactions: 13 interactions with chain B, Hydrophobic interactions: B:M.7, B:N.11, B:P.45, B:F.61, B:F.65, B:F.65, B:F.65, B:L.68 Hydrogen bonds: B:E.4 pi-Stacking: B:H.102, B:H.102 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
B

B
D

Soluble cytochrome b562

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