SMTL ID : 1nek.3 (2 other biounits)

Complex II (Succinate Dehydrogenase) From E. Coli with ubiquinone bound

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

hetero-2-2-2-2-mer

Ligands

2 x OAA: OXALOACETATE ION(Non-covalent)

OAA.1: 13 residues within 4Å: Chain A: Q.50, G.51, F.126, H.242, L.252, T.254, E.255, R.286, H.354, R.399, G.401, G.402 Ligands: FAD.3 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:F.126 Hydrogen bonds: A:G.51, A:E.255, A:R.286, A:G.402 Water bridges: A:H.242, A:R.399 Salt bridges: A:H.242, A:H.354, A:R.399 OAA.12: 13 residues within 4Å: Chain E: Q.50, G.51, F.126, H.242, L.252, T.254, E.255, R.286, H.354, R.399, G.401, G.402 Ligands: FAD.14 10 PLIP interactions: 10 interactions with chain E Hydrophobic interactions: E:F.126 Hydrogen bonds: E:G.51, E:T.254, E:E.255, E:R.286, E:G.402 Water bridges: E:R.399 Salt bridges: E:H.242, E:H.354, E:R.399

4 x CA: CALCIUM ION(Non-covalent)

CA.2: 6 residues within 4Å: Chain A: Y.355, M.356, M.357, G.358, E.388, A.390 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:M.357, A:E.388, A:A.390 CA.4: 2 residues within 4Å: Chain B: D.187, T.190 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:D.187, B:T.190 CA.13: 6 residues within 4Å: Chain E: Y.355, M.356, M.357, G.358, E.388, A.390 3 PLIP interactions: 3 interactions with chain E Metal complexes: E:M.357, E:E.388, E:A.390 CA.15: 2 residues within 4Å: Chain F: D.187, T.190 2 PLIP interactions: 2 interactions with chain F Metal complexes: F:D.187, F:T.190

2 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Covalent)

FAD.3: 40 residues within 4Å: Chain A: I.13, G.14, A.15, G.16, G.17, A.18, L.36, S.37, K.38, V.39, S.44, H.45, T.46, S.48, A.49, Q.50, G.51, G.52, W.164, Y.165, A.166, A.201, T.202, G.203, T.213, N.214, N.218, D.221, L.252, H.354, Y.355, G.387, E.388, R.399, G.402, N.403, S.404, L.405, L.408 Ligands: OAA.1 26 PLIP interactions: 26 interactions with chain A Hydrophobic interactions: A:L.252, A:L.252 Hydrogen bonds: A:A.15, A:A.15, A:G.17, A:A.18, A:K.38, A:V.39, A:H.45, A:T.46, A:T.46, A:Q.50, A:G.52, A:G.52, A:A.166, A:A.166, A:N.218, A:E.388, A:R.399, A:G.402, A:S.404, A:S.404, A:L.405 Water bridges: A:D.221, A:I.389 pi-Cation interactions: A:H.354 FAD.14: 40 residues within 4Å: Chain E: I.13, G.14, A.15, G.16, G.17, A.18, L.36, S.37, K.38, V.39, S.44, H.45, T.46, S.48, A.49, Q.50, G.51, G.52, W.164, Y.165, A.166, A.201, T.202, G.203, T.213, N.214, N.218, D.221, L.252, H.354, Y.355, G.387, E.388, R.399, G.402, N.403, S.404, L.405, L.408 Ligands: OAA.12 27 PLIP interactions: 27 interactions with chain E Hydrophobic interactions: E:L.252, E:L.252 Hydrogen bonds: E:A.15, E:A.15, E:G.17, E:A.18, E:K.38, E:V.39, E:H.45, E:T.46, E:T.46, E:Q.50, E:G.52, E:G.52, E:A.166, E:A.166, E:N.218, E:D.221, E:E.388, E:R.399, E:G.402, E:S.404, E:S.404, E:L.405 Water bridges: E:T.219, E:I.389 pi-Cation interactions: E:H.354

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

FES.5: 10 residues within 4Å: Chain B: S.54, C.55, R.56, G.58, V.59, C.60, G.61, D.63, L.73, C.75 5 PLIP interactions: 5 interactions with chain B, Metal complexes: B:C.55, B:C.60, B:D.63, B:D.63, B:C.75 FES.16: 10 residues within 4Å: Chain F: S.54, C.55, R.56, G.58, V.59, C.60, G.61, D.63, L.73, C.75 5 PLIP interactions: 5 interactions with chain F, Metal complexes: F:C.55, F:C.60, F:D.63, F:D.63, F:C.75

2 x SF4: IRON/SULFUR CLUSTER(Non-covalent)

SF4.6: 13 residues within 4Å: Chain B: F.110, C.149, I.150, C.152, A.153, C.154, C.155, A.173, L.176, C.216, P.217, K.218, L.220 4 PLIP interactions: 4 interactions with chain B, Metal complexes: B:C.149, B:C.152, B:C.155, B:C.216 SF4.17: 13 residues within 4Å: Chain F: F.110, C.149, I.150, C.152, A.153, C.154, C.155, A.173, L.176, C.216, P.217, K.218, L.220 4 PLIP interactions: 4 interactions with chain F, Metal complexes: F:C.149, F:C.152, F:C.155, F:C.216

2 x F3S: FE3-S4 CLUSTER(Non-covalent)

F3S.7: 12 residues within 4Å: Chain B: C.159, S.161, P.172, C.206, H.207, S.208, I.209, M.210, N.211, C.212, T.223, I.226 3 PLIP interactions: 3 interactions with chain B, Metal complexes: B:C.159, B:C.206, B:C.212 F3S.18: 12 residues within 4Å: Chain F: C.159, S.161, P.172, C.206, H.207, S.208, I.209, M.210, N.211, C.212, T.223, I.226 3 PLIP interactions: 3 interactions with chain F, Metal complexes: F:C.159, F:C.206, F:C.212

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

HEM.8: 23 residues within 4Å: Chain B: H.207 Chain C: H.30, R.31, G.34, T.37, F.38, H.84, V.85, G.88, I.89, H.91 Chain D: V.19, A.23, L.26, T.27, I.30, I.68, H.71, G.75, M.76, Q.78, V.79 Ligands: CDN.9 24 PLIP interactions: 11 interactions with chain D, 2 interactions with chain B, 11 interactions with chain C, Hydrophobic interactions: D:V.19, D:A.23, D:L.26, D:L.26, D:I.30, D:I.68, D:V.79, C:T.37, C:V.85, C:I.89 Hydrogen bonds: D:Q.78 pi-Stacking: D:H.71, D:H.71, C:H.30, C:H.84, C:H.84 Metal complexes: D:H.71, C:H.84 Salt bridges: B:H.207, B:H.207, C:R.31, C:H.91 Water bridges: C:H.30, C:H.30 HEM.19: 23 residues within 4Å: Chain F: H.207 Chain G: H.30, R.31, G.34, T.37, F.38, H.84, V.85, G.88, I.89, H.91 Chain H: V.19, A.23, L.26, T.27, I.30, I.68, H.71, G.75, M.76, Q.78, V.79 Ligands: CDN.20 22 PLIP interactions: 9 interactions with chain G, 11 interactions with chain H, 2 interactions with chain F, Hydrophobic interactions: G:T.37, G:V.85, G:I.89, H:V.19, H:A.23, H:L.26, H:L.26, H:I.30, H:I.68, H:V.79 Salt bridges: G:R.31, G:H.91, F:H.207, F:H.207 pi-Stacking: G:H.30, G:H.84, G:H.84, H:H.71, H:H.71 Metal complexes: G:H.84, H:H.71 Hydrogen bonds: H:Q.78

2 x CDN: CARDIOLIPIN(Non-covalent)

CDN.9: 27 residues within 4Å: Chain C: V.41, L.44, S.51, A.61, S.62, M.65, L.78, A.82, L.123, A.124, V.126, L.127, V.128, W.129 Chain D: Y.29, I.30, M.33, F.37, A.38, G.41, E.42, L.43, W.48, I.68 Chain G: V.115 Ligands: HEM.8, EPH.21 18 PLIP interactions: 11 interactions with chain D, 7 interactions with chain C Hydrophobic interactions: D:Y.29, D:I.30, D:M.33, D:F.37, D:F.37, D:F.37, D:I.68, C:V.41, C:L.44, C:L.78, C:A.82, C:L.123, C:L.127 Hydrogen bonds: D:F.37, D:G.41, D:L.43, C:V.128 Water bridges: D:G.41 CDN.20: 27 residues within 4Å: Chain C: V.115 Chain G: V.41, L.44, S.51, A.61, S.62, M.65, L.78, A.82, L.123, A.124, V.126, L.127, V.128, W.129 Chain H: Y.29, I.30, M.33, F.37, A.38, G.41, E.42, L.43, W.48, I.68 Ligands: EPH.10, HEM.19 18 PLIP interactions: 7 interactions with chain G, 11 interactions with chain H Hydrophobic interactions: G:V.41, G:L.44, G:L.78, G:A.82, G:L.123, G:L.127, H:Y.29, H:I.30, H:M.33, H:F.37, H:F.37, H:F.37, H:I.68 Hydrogen bonds: G:V.128, H:F.37, H:G.41, H:L.43 Water bridges: H:G.41

2 x EPH: L-ALPHA-PHOSPHATIDYL-BETA-OLEOYL-GAMMA-PALMITOYL-PHOSPHATIDYLETHANOLAMINE(Non-covalent)

EPH.10: 7 residues within 4Å: Chain C: I.22, K.107, K.111, F.114, V.118 Chain G: W.129 Ligands: CDN.20 6 PLIP interactions: 6 interactions with chain C Hydrophobic interactions: C:F.114, C:F.114, C:V.118 Hydrogen bonds: C:K.111 Salt bridges: C:K.107, C:K.111 EPH.21: 7 residues within 4Å: Chain C: W.129 Chain G: I.22, K.107, K.111, F.114, V.118 Ligands: CDN.9 6 PLIP interactions: 6 interactions with chain G Hydrophobic interactions: G:F.114, G:F.114, G:V.118 Hydrogen bonds: G:K.111 Salt bridges: G:K.107, G:K.111

2 x UQ2: UBIQUINONE-2(Non-covalent)

UQ2.11: 10 residues within 4Å: Chain B: P.160, W.164, I.209 Chain C: L.15, F.20, A.24, S.27, I.28, R.31 Chain D: Y.83 3 PLIP interactions: 2 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:L.15, C:F.20, B:W.164 UQ2.22: 10 residues within 4Å: Chain F: P.160, W.164, I.209 Chain G: L.15, F.20, A.24, S.27, I.28, R.31 Chain H: Y.83 4 PLIP interactions: 2 interactions with chain G, 1 interactions with chain F, 1 interactions with chain H Hydrophobic interactions: G:L.15, G:F.20, F:W.164 Hydrogen bonds: H:Y.83

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yankovskaya, V. et al., Architecture of succinate dehydrogenase and reactive oxygen species generation. Science (2003)

Release Date

2003-02-25

Peptides

Succinate dehydrogenase flavoprotein subunit: AE
Succinate dehydrogenase iron-sulfur protein: BF
Succinate dehydrogenase cytochrome b-556 subunit: CG
Succinate dehydrogenase hydrophobic membrane anchor protein: DH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

E
A

B
B

F
B

C
C

G
C

D
D

H
D

Membrane

We predict this structure to be a membrane protein.
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Succinate dehydrogenase flavoprotein subunit

Succinate dehydrogenase iron-sulfur protein

Succinate dehydrogenase cytochrome b-556 subunit

Succinate dehydrogenase hydrophobic membrane anchor protein

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