SMTL ID : 1qs0.1

Crystal Structure of Pseudomonas Putida 2-oxoisovalerate Dehydrogenase (Branched-Chain Alpha-Keto Acid Dehydrogenase, E1B)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-2-2-mer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: D.212, V.239, N.241, W.243 Ligands: TPP.2 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.212, A:W.243, H2O.1 MG.4: 5 residues within 4Å: Chain C: D.212, V.239, N.241, W.243 Ligands: TPP.5 3 PLIP interactions: 2 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:D.212, C:W.243, H2O.9

2 x TPP: THIAMINE DIPHOSPHATE(Non-covalent)

TPP.2: 21 residues within 4Å: Chain A: Y.132, R.133, G.181, L.183, G.211, D.212, G.213, A.214, E.217, N.241, W.243, A.244, I.245, H.311 Chain D: Q.30, I.59, E.61, Q.83, Y.87 Ligands: MG.1, COI.6 20 PLIP interactions: 3 interactions with chain D, 17 interactions with chain A Hydrophobic interactions: D:I.59, D:Y.87, A:L.183, A:A.244, A:I.245, A:I.245 pi-Stacking: D:Y.87 Hydrogen bonds: A:Y.132, A:G.181, A:L.183, A:G.211, A:G.213, A:A.214, A:N.241 Water bridges: A:D.212, A:N.241, A:W.243, A:H.311 Salt bridges: A:R.133, A:H.311 TPP.5: 21 residues within 4Å: Chain B: Q.30, I.59, E.61, Q.83, Y.87 Chain C: Y.132, R.133, G.181, L.183, G.211, D.212, G.213, A.214, E.217, N.241, W.243, A.244, I.245, H.311 Ligands: COI.3, MG.4 20 PLIP interactions: 17 interactions with chain C, 3 interactions with chain B Hydrophobic interactions: C:L.183, C:A.244, C:I.245, C:I.245, B:I.59, B:Y.87 Hydrogen bonds: C:Y.132, C:G.181, C:L.183, C:G.211, C:G.213, C:A.214, C:N.241 Water bridges: C:D.212, C:N.241, C:W.243, C:H.311 Salt bridges: C:R.133, C:H.311 pi-Stacking: B:Y.87

2 x COI: 2-OXO-4-METHYLPENTANOIC ACID(Covalent)

COI.3: 8 residues within 4Å: Chain B: Y.87, H.130 Chain C: F.104, M.106, Y.132, L.165, G.181 Ligands: TPP.5 5 PLIP interactions: 3 interactions with chain C, 2 interactions with chain B Hydrophobic interactions: C:F.104, C:Y.132, C:L.165 Hydrogen bonds: B:Y.87 Salt bridges: B:H.130 COI.6: 8 residues within 4Å: Chain A: F.104, M.106, Y.132, L.165, G.181 Chain D: Y.87, H.130 Ligands: TPP.2 5 PLIP interactions: 2 interactions with chain D, 3 interactions with chain A Hydrogen bonds: D:Y.87 Salt bridges: D:H.130 Hydrophobic interactions: A:F.104, A:Y.132, A:L.165

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Aevarsson, A. et al., Crystal structure of 2-oxoisovalerate and dehydrogenase and the architecture of 2-oxo acid dehydrogenase multienzyme complexes. Nat.Struct.Biol. (1999)

Release Date

1999-08-18

Peptides

2-OXOISOVALERATE DEHYDROGENASE ALPHA-SUBUNIT: AC
2-OXOISOVALERATE DEHYDROGENASE BETA-SUBUNIT: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

2-OXOISOVALERATE DEHYDROGENASE ALPHA-SUBUNIT

2-OXOISOVALERATE DEHYDROGENASE BETA-SUBUNIT