SMTL ID : 1gc4.1 (1 other biounit)

THERMUS THERMOPHILUS ASPARTATE AMINOTRANSFERASE TETRA MUTANT 2 COMPLEXED WITH ASPARTATE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.30 Å

Oligo State

homo-dimer

Ligands

2 x ASP: ASPARTIC ACID(Non-covalent)

ASP.1: 10 residues within 4Å: Chain A: G.39, W.125, N.175, Y.206, K.234, Y.322, R.361 Chain B: Y.64, R.261 Ligands: PLP.2 8 PLIP interactions: 5 interactions with chain A, 2 Ligand-Ligand interactions, 1 interactions with chain B Hydrogen bonds: A:N.175, A:Y.206, A:K.234, A:K.234, D.1, D.1 Salt bridges: A:R.361, B:R.261 ASP.3: 11 residues within 4Å: Chain A: Y.64, R.261 Chain B: V.16, G.39, W.125, N.175, Y.206, K.234, Y.322, R.361 Ligands: PLP.4 11 PLIP interactions: 7 interactions with chain B, 1 interactions with chain A, 3 Ligand-Ligand interactions Hydrophobic interactions: B:W.125 Hydrogen bonds: B:D.14, B:N.175, B:Y.206, B:K.234, B:Y.322, D.3, D.3, D.3 Salt bridges: B:R.361, A:R.261

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

PLP.2: 16 residues within 4Å: Chain A: G.99, G.100, S.101, W.125, Y.128, N.171, N.175, D.203, I.205, Y.206, A.233, K.234, R.242 Chain B: Y.64, T.265 Ligands: ASP.1 13 PLIP interactions: 9 interactions with chain A, 3 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: A:W.125, A:N.175, A:I.205, A:Y.206, D.1 Hydrogen bonds: A:G.100, A:S.101, A:N.175, B:Y.64, B:Y.64, B:T.265 Salt bridges: A:R.242 pi-Stacking: A:W.125 PLP.4: 14 residues within 4Å: Chain A: Y.64 Chain B: G.99, G.100, S.101, W.125, N.171, N.175, D.203, I.205, Y.206, A.233, K.234, R.242 Ligands: ASP.3 11 PLIP interactions: 8 interactions with chain B, 2 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: B:W.125, B:W.125, B:N.175, B:Y.206, D.3 Hydrogen bonds: B:G.100, B:S.101, B:N.175, A:Y.64, A:Y.64 Salt bridges: B:R.242

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ura, H. et al., Substrate recognition mechanism of thermophilic dual-substrate enzyme. J.Biochem. (2001)

Release Date

2001-09-05

Peptides

ASPARTATE AMINOTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

ASPARTATE AMINOTRANSFERASE

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