SMTL ID : 2qta.1

E. coli Pyruvate dehydrogenase E1 component E401K mutant with thiamin diphosphate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: D.230, N.260, Q.262 Ligands: TPP.2 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.230, A:Q.262, H2O.2 MG.3: 4 residues within 4Å: Chain B: D.230, N.260, Q.262 Ligands: TPP.4 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.230, B:Q.262, H2O.9

2 x TPP: THIAMINE DIPHOSPHATE(Non-covalent)

TPP.2: 25 residues within 4Å: Chain A: S.109, Q.140, H.142, V.192, S.193, M.194, G.229, D.230, G.231, E.232, E.235, N.258, N.260, Q.262, R.263, L.264, K.392 Chain B: D.521, E.522, I.569, E.571, F.602, R.606, H.640 Ligands: MG.1 17 PLIP interactions: 16 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:L.264, B:F.602 Hydrogen bonds: A:Q.140, A:Q.140, A:V.192, A:M.194, A:D.230, A:G.231, A:E.232, A:N.258, A:Q.262, A:L.264 Water bridges: A:G.229, A:E.232 Salt bridges: A:H.142, A:K.392, A:K.392 TPP.4: 23 residues within 4Å: Chain A: D.521, I.569, E.571, F.602, R.606 Chain B: S.109, Q.140, H.142, V.192, S.193, M.194, G.229, D.230, G.231, E.232, E.235, N.258, N.260, Q.262, R.263, L.264, K.392 Ligands: MG.3 20 PLIP interactions: 1 interactions with chain A, 19 interactions with chain B Hydrophobic interactions: A:F.602, B:L.264 Hydrogen bonds: B:S.109, B:Q.140, B:V.192, B:M.194, B:D.230, B:G.231, B:E.232, B:E.235, B:N.258, B:N.260 Water bridges: B:G.229, B:E.232, B:N.260, B:K.392, B:K.392 Salt bridges: B:H.142, B:K.392, B:K.392

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kale, S. et al., A Dynamic Loop at the Active Center of the Escherichia coli Pyruvate Dehydrogenase Complex E1 Component Modulates Substrate Utilization and Chemical Communication with the E2 Component. J.Biol.Chem. (2007)

Release Date

2007-08-14

Peptides

Pyruvate dehydrogenase E1 component: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Pyruvate dehydrogenase E1 component

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