SMTL ID : 3bxu.1

PpcB, A Cytochrome c7 from Geobacter sulfurreducens

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.35 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 3 residues within 4Å: Chain A: G.42, K.43 Ligands: HEM.4 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.43

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

HEM.2: 17 residues within 4Å: Chain A: M.4, F.6, F.15, H.17, H.20, Q.21, V.24, C.27, C.30, H.31, P.35, G.36, K.37, I.38 Chain B: T.7, N.12 Ligands: HEM.3 18 PLIP interactions: 12 interactions with chain A, 6 interactions with chain B, Hydrophobic interactions: A:F.6, A:F.15, A:H.20, A:V.24, A:P.35, A:I.38, B:T.7 Hydrogen bonds: A:I.38, B:N.12, B:N.12 Water bridges: A:K.37, B:N.12, B:K.71, B:K.71 Salt bridges: A:K.37, A:K.37 Metal complexes: A:H.17, A:H.31 HEM.3: 19 residues within 4Å: Chain A: F.6, V.13, T.14, F.15, D.16, K.19, H.20, I.23, V.24, V.29, C.30, F.41, S.50, C.51, C.54, H.55, K.60, P.62 Ligands: HEM.2 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:F.6, A:V.13, A:F.15, A:I.23, A:V.24, A:V.24, A:V.29, A:F.41, A:K.60, A:K.60, A:P.62 Salt bridges: A:K.19, A:K.19, A:H.20, A:K.60 Metal complexes: A:H.20, A:H.55 HEM.4: 20 residues within 4Å: Chain A: F.6, T.7, A.8, K.9, N.10, V.13, G.42, K.43, A.46, H.47, C.51, K.52, H.55, P.62, T.63, K.64, C.65, C.68, H.69 Ligands: SO4.1 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain B, Hydrophobic interactions: A:F.6, A:F.6, A:A.8, A:V.13, A:K.43, A:K.43, A:A.46, A:K.52 Hydrogen bonds: A:K.9 Water bridges: A:T.7, B:T.7 Metal complexes: A:H.47, A:H.69 HEM.5: 15 residues within 4Å: Chain A: N.12 Chain B: M.4, F.15, H.17, H.20, Q.21, V.24, C.27, C.30, H.31, P.35, G.36, K.37, I.38 Ligands: HEM.6 17 PLIP interactions: 15 interactions with chain B, 2 interactions with chain A, Hydrophobic interactions: B:F.15, B:F.15, B:H.20, B:Q.21, B:V.24, B:P.35, B:I.38, B:I.38 Hydrogen bonds: B:I.38, B:I.38 Salt bridges: B:K.37, B:K.37 pi-Stacking: B:H.31 Metal complexes: B:H.17, B:H.31 Water bridges: A:T.3, A:T.14 HEM.6: 19 residues within 4Å: Chain B: V.13, T.14, F.15, K.19, H.20, I.23, V.24, V.29, C.30, F.41, K.49, S.50, C.51, C.54, H.55, K.60, G.61, P.62 Ligands: HEM.5 15 PLIP interactions: 15 interactions with chain B, Hydrophobic interactions: B:V.13, B:F.15, B:F.15, B:V.24, B:V.29, B:F.41, B:K.60, B:P.62 Water bridges: B:K.19 Salt bridges: B:K.19, B:K.19, B:H.20, B:K.60 Metal complexes: B:H.20, B:H.55 HEM.7: 20 residues within 4Å: Chain A: T.7 Chain B: F.6, T.7, A.8, K.9, N.10, V.13, G.42, K.43, A.46, H.47, C.51, K.52, H.55, P.62, T.63, K.64, C.65, C.68, H.69 14 PLIP interactions: 12 interactions with chain B, 2 interactions with chain A, Hydrophobic interactions: B:A.8, B:K.43, B:K.43, B:A.46 Hydrogen bonds: B:K.9, B:K.43, A:T.7 Water bridges: B:T.7, B:T.7, B:K.9, A:T.7 Salt bridges: B:K.9 Metal complexes: B:H.47, B:H.69

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Morgado, L. et al., Structural insights into the modulation of the redox properties of two Geobacter sulfurreducens homologous triheme cytochromes. Biochim.Biophys.Acta (2008)

Release Date

2008-07-01

Peptides

Cytochrome c3: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Cytochrome c3