SMTL ID : 1tok.1

Maleic acid-bound structure of SRHEPT mutant of E. coli aspartate aminotransferase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

2 x MAE: MALEIC ACID(Non-covalent)

MAE.1: 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, S.284 6 PLIP interactions: 2 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:S.284, A:G.34, A:N.183 Salt bridges: B:R.280, A:R.374 Water bridges: A:S.104 MAE.2: 10 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 7 PLIP interactions: 5 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:G.34, B:W.130, B:N.183 Water bridges: B:S.104 Salt bridges: B:R.374, A:R.280 Hydrophobic interactions: A:Y.65

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chow, M.A. et al., Narrowing substrate specificity in a directly evolved enzyme: the A293D mutant of aspartate aminotransferase. Biochemistry (2004)

Release Date

2004-10-05

Peptides

Aspartate aminotransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Aspartate aminotransferase

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