SMTL ID : 1ahg.1

ASPARTATE AMINOTRANSFERASE HEXAMUTANT

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x TYR: TYROSINE(Non-covalent)

TYR.1: 11 residues within 4Å: Chain A: D.11, I.13, L.14, G.34, W.130, N.132, N.183, R.374 Chain B: Y.65, S.284 Ligands: PLP.2 10 PLIP interactions: 1 interactions with chain B, 9 interactions with chain A, Hydrophobic interactions: B:Y.65, A:I.13, A:I.13 Hydrogen bonds: A:D.11, A:G.34, A:W.130, A:N.132, A:N.183 Salt bridges: A:R.374 pi-Stacking: A:W.130 TYR.3: 14 residues within 4Å: Chain A: Y.65, S.284 Chain B: D.11, I.13, L.14, I.33, G.34, W.130, N.132, N.183, K.246, F.348, R.374 Ligands: PLP.4 13 PLIP interactions: 12 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:I.13, B:I.13, B:L.14, A:Y.65 Hydrogen bonds: B:D.11, B:G.34, B:W.130, B:N.132, B:N.183, B:K.246 Salt bridges: B:K.246, B:R.374 pi-Stacking: B:W.130

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Non-covalent)

PLP.2: 14 residues within 4Å: Chain A: G.102, G.103, S.104, W.130, N.183, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 Chain B: Y.65 Ligands: TYR.1 13 PLIP interactions: 12 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:W.130, A:N.183, Y.1 Hydrogen bonds: A:G.103, A:S.104, A:S.104, A:N.183, A:S.243, A:S.243, A:S.245 Salt bridges: A:K.246, A:R.254 pi-Stacking: A:W.130 PLP.4: 13 residues within 4Å: Chain A: Y.65 Chain B: G.102, G.103, S.104, W.130, N.183, D.211, A.213, Y.214, S.243, S.245, R.254 Ligands: TYR.3 11 PLIP interactions: 9 interactions with chain B, 1 Ligand-Ligand interactions, 1 interactions with chain A Hydrophobic interactions: B:W.130, Y.3 Hydrogen bonds: B:G.103, B:S.104, B:N.183, B:S.243, B:S.245, A:Y.65 Salt bridges: B:R.254 pi-Stacking: B:W.130, B:W.130

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Malashkevich, V.N. et al., Alternating arginine-modulated substrate specificity in an engineered tyrosine aminotransferase. Nat.Struct.Biol. (1995)

Release Date

1995-09-15

Peptides

Aspartate aminotransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Aspartate aminotransferase

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