SMTL ID : 1kf6.1 (2 other biounits)

E. coli Quinol-Fumarate Reductase with Bound Inhibitor HQNO

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x K: POTASSIUM ION(Non-covalent)

K.1: 5 residues within 4Å: Chain A: T.358, M.359, G.360, E.380, S.382 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:T.358, A:M.359, A:G.360, A:E.380, A:S.382

1 x OAA: OXALOACETATE ION(Non-covalent)

OAA.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.4 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:F.117 Hydrogen bonds: A:G.51, A:H.233, A:E.246, A:R.288, A:S.394 Salt bridges: A:H.233, A:H.356, A:R.391

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 4 residues within 4Å: Chain A: F.555, D.557, R.563, E.565 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:R.563 Hydrogen bonds: A:D.557 ACT.6: 3 residues within 4Å: Chain A: R.453 Chain B: G.41, D.45 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Salt bridges: A:R.453 Hydrogen bonds: B:D.45

1 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Covalent)

FAD.4: 39 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, M.216, L.243, H.356, Y.357, G.379, E.380, R.391, S.394, N.395, S.396, L.397, L.400 Ligands: OAA.2 25 PLIP interactions: 25 interactions with chain A Hydrophobic interactions: A:L.243 Hydrogen bonds: A:A.13, A:A.16, A:K.38, A:K.38, A:V.39, A:S.44, 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 pi-Cation interactions: A:H.356

1 x 1PE: PENTAETHYLENE GLYCOL(Non-functional Binders)

1PE.5: 11 residues within 4Å: Chain A: G.73, D.75, P.287, R.288, D.289, K.290, Q.293, N.390, Y.467, G.531, Q.534 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:R.288, A:D.289, A:K.290, A:Q.293 Water bridges: A:Y.467

1 x FES: FE2/S2 (INORGANIC) CLUSTER(Non-covalent)

FES.7: 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(Non-covalent)

F3S.8: 12 residues within 4Å: Chain B: C.158, 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(Non-covalent)

SF4.9: 9 residues within 4Å: Chain B: C.148, I.149, N.150, C.151, G.152, L.153, C.154, C.214, P.215 4 PLIP interactions: 4 interactions with chain B, Metal complexes: B:C.148, B:C.151, B:C.154, B:C.214

1 x HQO: 2-HEPTYL-4-HYDROXY QUINOLINE N-OXIDE(Non-covalent)

HQO.10: 12 residues within 4Å: Chain B: C.204, T.205, F.206, Q.225, K.228 Chain C: R.28, E.29, W.86 Chain D: W.15, F.18, H.81, R.82 9 PLIP interactions: 4 interactions with chain B, 3 interactions with chain C, 2 interactions with chain D Hydrophobic interactions: B:F.206, B:F.206, C:W.86 Hydrogen bonds: B:Q.225, B:K.228, C:R.28, C:E.29, D:R.82 pi-Stacking: D:H.85

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Iverson, T.M. et al., Crystallographic studies of the Escherichia coli quinol-fumarate reductase with inhibitors bound to the quinol-binding site. J.Biol.Chem. (2002)

Release Date

2002-03-13

Peptides

FUMARATE REDUCTASE FLAVOPROTEIN: A
FUMARATE REDUCTASE IRON-SULFUR PROTEIN: B
FUMARATE REDUCTASE 15 KDA HYDROPHOBIC PROTEIN: C
FUMARATE REDUCTASE 13 KDA HYDROPHOBIC PROTEIN: 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.
Show / Hide

FUMARATE REDUCTASE FLAVOPROTEIN

FUMARATE REDUCTASE IRON-SULFUR PROTEIN

FUMARATE REDUCTASE 15 KDA HYDROPHOBIC PROTEIN

FUMARATE REDUCTASE 13 KDA HYDROPHOBIC PROTEIN

Related Entries With Identical Sequence