SMTL ID : 1ix8.1

Aspartate Aminotransferase Active Site Mutant V39F/N194A

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 13 residues within 4Å: Chain A: G.102, G.103, T.104, W.130, H.178, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 Chain B: Y.65 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:W.130, A:A.213, A:K.246 Hydrogen bonds: A:G.103, A:T.104, A:T.104, A:Y.214, A:S.243, A:S.245, A:S.245 Salt bridges: A:K.246, A:R.254 pi-Stacking: A:W.130, A:W.130 PLP.2: 13 residues within 4Å: Chain A: Y.65 Chain B: G.102, G.103, T.104, W.130, H.178, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 13 PLIP interactions: 12 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:W.130, B:A.213, B:K.246 Hydrogen bonds: B:G.103, B:T.104, B:S.243, B:S.245, B:S.245, A:Y.65 Salt bridges: B:K.246, B:R.254 pi-Stacking: B:W.130, B:W.130

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hayashi, H. et al., Conformational change in aspartate aminotransferase on substrate binding induces strain in the catalytic group and enhances catalysis. J.BIOL.CHEM. (2003)

Release Date

2002-07-03

Peptides

Aspartate Aminotransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Aspartate Aminotransferase