SMTL ID : 6zvg.1 (1 other biounit)

Psychrophilic aromatic amino acids aminotransferase from Psychrobacter sp. B6 cocrystalized with substrate analog - L-indole-3-lactic acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.59 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-functional Binders)(Non-covalent)

MG.1: 1 residues within 4Å: Ligands: NO3.3 No protein-ligand interaction detected (PLIP) MG.2: 3 residues within 4Å: Chain A: E.112 Chain B: E.112, G.139 No protein-ligand interaction detected (PLIP)

2 x NO3: NITRATE ION(Non-functional Binders)

NO3.3: 3 residues within 4Å: Chain A: R.55, I.296 Ligands: MG.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.55, A:R.55 NO3.6: 5 residues within 4Å: Chain B: E.219, T.342, A.343, Q.344, N.345 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:E.219, B:N.345

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

PLP.4: 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: 3IL.5 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:K.246 Hydrogen bonds: A:G.103, A:S.104, A:N.183, A:Y.214, A:S.243, A:S.245, B:Y.65 Salt bridges: A:K.246, A:R.254 pi-Stacking: A:W.130, A:W.130 PLP.7: 14 residues within 4Å: Chain A: Y.65 Chain B: G.102, G.103, S.104, W.130, H.178, N.183, D.211, A.213, Y.214, S.243, S.245, K.246, R.254 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:W.130, B:N.183, B:A.213, B:K.246 Hydrogen bonds: B:G.103, B:S.104, B:N.183, B:Y.214, B:S.243, B:S.245 Salt bridges: B:K.246, B:R.254 pi-Stacking: B:W.130, B:W.130

1 x 3IL: 3-(INDOL-3-YL) LACTATE(Non-covalent)

3IL.5: 15 residues within 4Å: Chain A: D.11, I.13, L.14, I.33, G.34, W.130, N.132, N.183, Y.214, K.246, F.348, R.374 Chain B: Y.65, S.284 Ligands: PLP.4 10 PLIP interactions: 9 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:I.13, A:L.14, A:W.130, A:N.132 Hydrogen bonds: A:G.34, A:N.183, A:Y.214 Salt bridges: A:K.246, A:R.374 pi-Stacking: B:Y.65

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bujacz, A. et al., Structural Evidence of Active Site Adaptability towards Different Sized Substrates of Aromatic Amino Acid Aminotransferase from Psychrobacter Sp. B6. Materials (Basel) (2021)

Release Date

2021-07-14

Peptides

Aminotransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Aminotransferase

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