SMTL ID : 1qir.1

ASPARTATE AMINOTRANSFERASE FROM ESCHERICHIA COLI, C191Y MUTATION, WITH BOUND MALEATE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.1: 16 residues within 4Å: Chain A: G.102, G.103, T.104, W.130, H.133, H.178, N.183, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 Chain B: Y.65 Ligands: MAE.2 16 PLIP interactions: 13 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:N.183, A:A.213, A:K.246 Hydrogen bonds: A:G.103, A:T.104, A:N.183, A:Y.214, A:S.245, A:S.245, B:Y.65 Salt bridges: A:K.246, A:R.254 pi-Stacking: A:W.130, A:W.130 Water bridges: B:R.280, B:S.284 PLP.3: 16 residues within 4Å: Chain A: Y.65 Chain B: G.102, G.103, T.104, W.130, H.133, H.178, N.183, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 Ligands: MAE.4 16 PLIP interactions: 3 interactions with chain A, 13 interactions with chain B Hydrogen bonds: A:Y.65, B:G.103, B:T.104, B:N.183, B:Y.214, B:S.245, B:S.245 Water bridges: A:R.280, A:S.284 Hydrophobic interactions: B:N.183, B:A.213, B:K.246 Salt bridges: B:K.246, B:R.254 pi-Stacking: B:W.130, B:W.130

2 x MAE: MALEIC ACID(Non-covalent)

MAE.2: 12 residues within 4Å: Chain A: I.13, I.33, G.34, W.130, N.183, K.246, F.348, R.374 Chain B: Y.65, R.280, S.284 Ligands: PLP.1 7 PLIP interactions: 5 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:G.34, A:W.130, A:N.183, B:S.284 Salt bridges: A:K.246, A:R.374, B:R.280 MAE.4: 12 residues within 4Å: Chain A: Y.65, R.280, S.284 Chain B: I.13, I.33, G.34, W.130, N.183, K.246, F.348, R.374 Ligands: PLP.3 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:S.284, B:G.34, B:W.130, B:N.183 Salt bridges: A:R.280, B:K.246, B:R.374

Links

RCSB   PDBe   PDBj   PDBsum   CATH   PLIP

Citation

Jeffery, C.J. et al., The Role of Residues Outside the Active Site in Catalysis: Structural Basis for Function of C191 Mutants of E. Coli Aspartate Aminotransferase. Protein Eng. (2000)

Release Date

2000-06-05

Peptides

ASPARTATE AMINOTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ASPARTATE AMINOTRANSFERASE