SMTL ID : 1b5o.1

THERMUS THERMOPHILUS ASPARTATE AMINOTRANSFERASE SINGLE MUTANT 1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 6 residues within 4Å: Chain A: G.39, W.125, N.175, Y.322, R.361 Ligands: PLP.2 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.175, A:N.175 Salt bridges: A:R.361 PO4.3: 5 residues within 4Å: Chain B: G.39, W.125, N.175, Y.322, R.361 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:N.175, B:Y.322 Water bridges: B:G.39, B:G.39, B:Y.322 Salt bridges: B:R.361

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

PLP.2: 14 residues within 4Å: Chain A: G.99, G.100, S.101, W.125, N.171, N.175, D.203, I.205, Y.206, A.233, K.234, R.242 Chain B: Y.64 Ligands: PO4.1 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:W.125, A:N.175, A:I.205, A:I.205, A:K.234 Hydrogen bonds: A:G.100, A:S.101, A:N.175 Water bridges: A:S.101, A:S.101 Salt bridges: A:K.234, 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, Y.128, N.171, N.175, D.203, I.205, Y.206, A.233, K.234, R.242 15 PLIP interactions: 14 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:W.125, B:N.175, B:I.205, B:I.205, B:K.234 Hydrogen bonds: B:G.100, B:S.101, B:N.175, A:Y.64 Water bridges: B:S.101, B:S.101, B:Y.322 Salt bridges: B:K.234, B:R.242 pi-Stacking: B:W.125

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

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

Release Date

2003-09-02

Peptides

PROTEIN (ASPARTATE AMINOTRANSFERASE): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PROTEIN (ASPARTATE AMINOTRANSFERASE)