SMTL ID : 4w5k.1

Structure of a mitochondrial aspartate aminotransferase from Trypanosoma brucei, K237A mutant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 13 residues within 4Å: Chain A: G.99, G.100, T.101, Y.128, H.176, N.181, D.209, A.211, Y.212, S.242, S.244, R.253 Chain B: Y.62 15 PLIP interactions: 13 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:N.181 Hydrogen bonds: A:G.100, A:T.101, A:T.101, A:T.101, A:Y.128, A:N.181, A:Y.212, A:S.242, A:S.242, A:S.244, B:Y.62 Salt bridges: A:R.253 pi-Stacking: A:Y.128 Water bridges: B:S.283 PLP.4: 13 residues within 4Å: Chain A: Y.62 Chain B: G.99, G.100, T.101, Y.128, H.176, N.181, D.209, A.211, Y.212, S.242, S.244, R.253 14 PLIP interactions: 11 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:N.181, B:A.211 Hydrogen bonds: B:G.100, B:T.101, B:N.181, B:S.242, B:S.244, A:Y.62 Water bridges: B:Y.212, B:Y.212, A:S.283, A:N.284 Salt bridges: B:R.253 pi-Stacking: B:Y.128

2 x MLT: D-MALATE(Non-covalent)

MLT.2: 3 residues within 4Å: Chain A: H.189, R.193, F.225 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:H.189 Water bridges: A:R.193 Salt bridges: A:H.189, A:R.193 MLT.5: 3 residues within 4Å: Chain B: H.189, R.193, F.225 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:H.189, B:R.193

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.3: 7 residues within 4Å: Chain A: K.153, H.335, D.336, W.337, H.339, T.350, G.351 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.153, A:D.336, A:G.351 EDO.6: 7 residues within 4Å: Chain B: K.153, H.335, D.336, W.337, H.339, T.350, G.351 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:K.153, B:D.336, B:D.336, B:G.351

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Abendroth, J. et al., Structures of aspartate aminotransferases from Trypanosoma brucei, Leishmania major and Giardia lamblia. Acta Crystallogr.,Sect.F (2015)

Release Date

2014-09-24

Peptides

Aspartate aminotransferase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Aspartate aminotransferase, mitochondrial