SMTL ID : 4cvq.1

CRYSTAL STRUCTURE OF AN AMINOTRANSFERASE FROM ESCHERICHIA COLI AT 2. 11 ANGSTROEM RESOLUTION

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.11 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 14 residues within 4Å: Chain A: G.129, V.130, S.131, Y.155, I.201, N.205, D.233, I.235, Y.236, S.265, K.266, R.274 Chain B: Y.94 Ligands: ACT.2 14 PLIP interactions: 13 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:Y.155, A:I.201, A:K.266 Hydrogen bonds: A:V.130, A:S.131, A:S.131, A:N.205, A:Y.236, A:S.265, A:S.265, B:Y.94 Salt bridges: A:K.266, A:R.274 pi-Stacking: A:Y.155 PLP.3: 15 residues within 4Å: Chain A: Y.94 Chain B: G.129, V.130, S.131, Y.155, I.201, N.205, D.233, I.235, Y.236, S.265, K.266, R.274, Y.359 Ligands: ACT.4 15 PLIP interactions: 2 interactions with chain A, 13 interactions with chain B Hydrogen bonds: A:Y.94, A:Y.94, B:V.130, B:S.131, B:N.205, B:Y.236, B:S.265, B:Y.359 Hydrophobic interactions: B:Y.155, B:I.201, B:I.235, B:K.266 Salt bridges: B:K.266, B:R.274 pi-Stacking: B:Y.155

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.2: 8 residues within 4Å: Chain A: N.65, I.66, G.67, Y.155, N.205, Y.359, R.404 Ligands: PLP.1 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:I.66 Hydrogen bonds: A:G.67, A:N.205, A:Y.359 Salt bridges: A:K.266, A:R.404 ACT.4: 9 residues within 4Å: Chain B: I.43, N.65, I.66, G.67, Y.155, N.205, Y.359, R.404 Ligands: PLP.3 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:I.66 Hydrogen bonds: B:G.67, B:N.205 Salt bridges: B:R.404

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 7 residues within 4Å: Chain A: S.28, I.30 Chain B: N.227, L.228, L.256, L.257, H.286 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.227, B:L.257

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pena-Soler, E. et al., Structural analysis and mutant growth properties reveal distinctive enzymatic and cellular roles for the three major L-alanine transaminases of Escherichia coli. PLoS ONE (2014)

Release Date

2014-07-23

Peptides

GLUTAMATE-PYRUVATE AMINOTRANSFERASE ALAA: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

GLUTAMATE-PYRUVATE AMINOTRANSFERASE ALAA