SMTL ID : 1b4x.1

ASPARTATE AMINOTRANSFERASE FROM E. COLI, C191S MUTATION, WITH BOUND MALEATE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.45 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 15 residues within 4Å: Chain A: G.102, G.103, T.104, W.130, 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 17 PLIP interactions: 14 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:W.130, A:N.183, A:A.213, A:K.246 Hydrogen bonds: A:G.103, A:T.104, A:N.183, A:S.243, 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:R.280 PLP.3: 15 residues within 4Å: Chain A: Y.65 Chain B: G.102, G.103, T.104, W.130, H.178, N.183, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 Ligands: MAE.4 18 PLIP interactions: 16 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:W.130, B:N.183, B:A.213, B:K.246 Hydrogen bonds: B:G.103, B:T.104, B:T.104, B:N.183, B:Y.214, B:S.243, B:S.245, B:S.245 Salt bridges: B:K.246, B:R.254 pi-Stacking: B:W.130, B:W.130 Water bridges: A:R.280, A:R.280

2 x MAE: MALEIC ACID(Non-covalent)

MAE.2: 11 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 Ligands: PLP.1 9 PLIP interactions: 7 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:I.33 Hydrogen bonds: A:G.34, A:W.130, A:N.183 Salt bridges: A:K.246, A:K.246, A:R.374, B:R.280 Water bridges: B:R.280 MAE.4: 11 residues within 4Å: Chain A: Y.65, R.280 Chain B: I.13, I.33, G.34, W.130, N.183, K.246, F.348, R.374 Ligands: PLP.3 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:I.33 Hydrogen bonds: B:G.34, B:W.130, B:N.183 Salt bridges: B:K.246, B:K.246, B:R.374, A:R.280 Water bridges: A:R.280

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jeffery, C.J. et al., The role of residues outside the active site: structural basis for function of C191 mutants of Escherichia coli aspartate aminotransferase. Protein Eng. (2000)

Release Date

2000-10-27

Peptides

ASPARTATE AMINOTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ASPARTATE AMINOTRANSFERASE

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