SMTL ID : 3p4p.1 (1 other biounit)

Crystal structure of Menaquinol:fumarate oxidoreductase in complex with fumarate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Covalent)

FAD.1: 38 residues within 4Å: Chain A: V.11, G.12, A.13, G.14, G.15, A.16, S.37, K.38, V.39, S.44, H.45, T.46, A.48, A.49, E.50, G.51, G.52, H.156, F.157, V.158, A.192, T.193, G.194, T.204, N.205, D.212, L.243, H.356, Y.357, G.379, E.380, R.391, S.394, N.395, S.396, L.397, L.400 Ligands: FUM.2 28 PLIP interactions: 28 interactions with chain A Hydrophobic interactions: A:A.49, A:L.243 Hydrogen bonds: A:A.13, A:A.13, A:G.14, A:A.16, A:K.38, A:V.39, A:H.45, A:T.46, A:T.46, A:E.50, A:G.51, A:G.52, A:G.52, A:V.158, A:V.158, A:G.194, A:E.380, A:R.391, A:R.391, A:S.394, A:S.396, A:S.396, A:L.397 Water bridges: A:G.17, A:C.381 pi-Stacking: A:H.356

1 x FUM: FUMARIC ACID(Non-covalent)

FUM.2: 11 residues within 4Å: Chain A: G.51, F.117, H.233, L.243, T.245, E.246, H.356, R.391, G.393, S.394 Ligands: FAD.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:F.117, A:L.243 Hydrogen bonds: A:G.51, A:E.246, A:S.394 Salt bridges: A:H.233, A:H.356, A:R.391

1 x FES: FE2/S2 (INORGANIC) CLUSTER(Covalent)

FES.3: 10 residues within 4Å: Chain B: S.56, C.57, R.58, A.60, I.61, C.62, G.63, S.64, C.65, C.77 4 PLIP interactions: 4 interactions with chain B, Metal complexes: B:C.57, B:C.62, B:C.65, B:C.77

1 x F3S: FE3-S4 CLUSTER(Covalent)

F3S.4: 13 residues within 4Å: Chain B: C.158, P.159, Q.160, P.170, C.204, T.205, F.206, V.207, G.208, Y.209, C.210, A.221, I.224 3 PLIP interactions: 3 interactions with chain B, Metal complexes: B:C.158, B:C.204, B:C.210

1 x SF4: IRON/SULFUR CLUSTER(Covalent)

SF4.5: 9 residues within 4Å: Chain B: C.148, I.149, N.150, C.151, G.152, L.153, C.154, C.214, P.220 4 PLIP interactions: 4 interactions with chain B, Metal complexes: B:C.148, B:C.151, B:C.154, B:C.214

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tomasiak, T.M. et al., Geometric restraint drives on- and off-pathway catalysis by the Escherichia coli menaquinol:fumarate reductase. J.Biol.Chem. (2011)

Release Date

2010-12-01

Peptides

Fumarate reductase flavoprotein subunit: A
Fumarate reductase iron-sulfur protein: B
Fumarate reductase subunit C: C
Fumarate reductase subunit D: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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Fumarate reductase flavoprotein subunit

Fumarate reductase iron-sulfur protein

Fumarate reductase subunit C

Fumarate reductase subunit D

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