SMTL ID : 1akb.1

STRUCTURAL BASIS FOR THE CATALYTIC ACTIVITY OF ASPARTATE AMINOTRANSFERASE K258H LACKING ITS PYRIDOXAL-5'-PHOSPHATE-BINDING LYSINE RESIDUE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x PPD: 2-[(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYLENE)-AMINO]-SUCCINIC ACID(Non-covalent)

PPD.1: 20 residues within 4Å: Chain A: I.15, L.16, V.35, G.36, S.104, G.105, T.106, W.133, N.186, D.214, A.216, Y.217, S.247, A.249, H.250, R.258, F.352, R.378 Chain B: Y.67, R.284 17 PLIP interactions: 5 interactions with chain B, 12 interactions with chain A Hydrophobic interactions: B:Y.67, A:V.35, A:N.186 Hydrogen bonds: B:Y.67, A:G.36, A:G.105, A:T.106, A:W.133, A:N.186, A:Y.217, A:S.247 Water bridges: B:R.284, B:N.289 Salt bridges: B:R.284, A:R.258, A:R.378 pi-Stacking: A:W.133 PPD.2: 20 residues within 4Å: Chain A: Y.67, R.284 Chain B: I.15, L.16, V.35, G.36, S.104, G.105, T.106, W.133, N.186, D.214, A.216, Y.217, S.247, A.249, H.250, R.258, F.352, R.378 18 PLIP interactions: 14 interactions with chain B, 4 interactions with chain A Hydrophobic interactions: B:V.35, B:N.186, A:Y.67 Hydrogen bonds: B:G.36, B:G.105, B:T.106, B:T.106, B:W.133, B:N.186, B:Y.217, B:Y.217, B:S.247 Salt bridges: B:R.258, B:R.378, A:R.284 pi-Stacking: B:W.133 Water bridges: A:R.284, A:N.289

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Malashkevich, V.N. et al., Structural basis for the catalytic activity of aspartate aminotransferase K258H lacking the pyridoxal 5'-phosphate-binding lysine residue. Biochemistry (1995)

Release Date

1994-07-31

Peptides

ASPARTATE AMINOTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ASPARTATE AMINOTRANSFERASE

Related Entries With Identical Sequence