SMTL ID : 2ldo.1

Solution structure of triheme cytochrome PpcA from Geobacter sulfurreducens reveals the structural origin of the redox-Bohr effect

Coordinates

PDB Format Compare

Method

SOLUTION NMR

Oligo State

monomer

Ligands

3 x HEC: HEME C(Covalent)

HEC.1: 18 residues within 4Å: Chain A: I.4, L.6, F.15, H.17, H.20, Q.21, V.24, D.26, C.27, K.29, C.30, H.31, P.35, G.36, K.37, I.38, F.41 Ligands: HEC.2 6 PLIP interactions: 6 interactions with chain A, Hydrophobic interactions: A:V.24, A:P.35, A:I.38 Hydrogen bonds: A:I.38 Metal complexes: A:H.17, A:H.31 HEC.2: 18 residues within 4Å: Chain A: L.6, V.13, K.14, F.15, P.16, H.20, A.23, V.24, K.29, F.41, G.50, C.51, C.54, H.55, K.60, G.61, P.62 Ligands: HEC.1 11 PLIP interactions: 11 interactions with chain A, Hydrophobic interactions: A:L.6, A:V.13, A:F.15, A:F.15, A:P.62 pi-Stacking: A:H.55, A:H.55, A:H.55, A:H.55 Metal complexes: A:H.20, A:H.55 HEC.3: 19 residues within 4Å: Chain A: L.6, K.7, A.8, K.9, N.10, V.13, F.41, K.43, A.46, H.47, C.51, K.52, H.55, P.62, T.63, K.64, C.65, C.68, H.69 13 PLIP interactions: 13 interactions with chain A, Hydrophobic interactions: A:L.6, A:L.6, A:A.8, A:K.9, A:N.10, A:V.13, A:K.43, A:A.46, A:K.52 Hydrogen bonds: A:K.9 Salt bridges: A:K.7 Metal complexes: A:H.47, A:H.69

Links

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Citation

Morgado, L. et al., Revealing the structural origin of the redox-Bohr effect: the first solution structure of a cytochrome from Geobacter sulfurreducens. Biochem.J. (2012)

Release Date

2011-09-07

Peptides

Cytochrome c3: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cytochrome c3

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