SMTL ID : 6tb1.1

Crystal structure of thermostable omega transaminase 6-fold mutant from Pseudomonas jessenii

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 13 residues within 4Å: Chain A: S.117, G.118, S.119, Y.151, H.152, G.153, E.225, D.258, V.260, I.261, K.287 Chain B: F.323, T.324 16 PLIP interactions: 13 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:Y.151, A:E.225, A:V.260, A:V.260, A:K.287 Hydrogen bonds: A:G.118, A:S.119, A:S.119, A:K.287, B:T.324, B:T.324 Water bridges: A:E.225, A:S.286, B:G.325 Salt bridges: A:K.287 pi-Stacking: A:Y.151 PLP.6: 13 residues within 4Å: Chain A: F.323, T.324 Chain B: S.117, G.118, S.119, Y.151, H.152, G.153, E.225, D.258, V.260, I.261, K.287 17 PLIP interactions: 3 interactions with chain A, 14 interactions with chain B Hydrogen bonds: A:T.324, A:T.324, B:S.117, B:G.118, B:S.119, B:N.122, B:K.287 Water bridges: A:G.325, B:E.225, B:S.286 Hydrophobic interactions: B:Y.151, B:E.225, B:V.260, B:V.260, B:K.287 Salt bridges: B:K.287 pi-Stacking: B:Y.151

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 4 residues within 4Å: Chain A: H.412, E.441, R.442, R.445 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:H.412, A:R.442, A:R.445 Water bridges: A:R.442 GOL.3: 5 residues within 4Å: Chain A: Y.20, W.58, A.230, R.417 Chain B: F.86 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:W.58, A:R.417 GOL.4: 4 residues within 4Å: Chain A: R.169, G.170 Chain B: N.134, Q.312 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:R.169, A:R.169, A:G.170, B:N.134 Water bridges: B:Q.312 GOL.5: 6 residues within 4Å: Chain A: T.21, N.22, L.25, R.403 Chain B: H.88, G.317 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.22, A:R.403

1 x SIN: SUCCINIC ACID(Non-covalent)

SIN.7: 3 residues within 4Å: Chain B: Q.38, Y.41, Y.43 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:Y.41 Hydrogen bonds: B:Q.38 Water bridges: B:Y.41, B:Y.41

2 x NA: SODIUM ION(Non-functional Binders)

NA.8: 0 residues within 4Å: (No contacts) 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.432 NA.9: 4 residues within 4Å: Chain A: R.36, G.37 Chain B: N.78, T.79 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.78

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Meng, Q. et al., Robust omega-Transaminases by Computational Stabilization of the Subunit Interface. Acs Catalysis (2020)

Release Date

2020-07-15

Peptides

Aspartate aminotransferase family protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Aspartate aminotransferase family protein