SMTL ID : 1aka.1

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

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 14 residues within 4Å: Chain A: S.104, G.105, T.106, W.133, N.186, D.214, A.216, Y.217, S.247, A.249, H.250, R.258 Chain B: Y.67, S.288 18 PLIP interactions: 14 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:W.133, A:N.186, A:A.216 Hydrogen bonds: A:S.104, A:G.105, A:T.106, A:T.106, A:T.106, A:N.186, A:S.247, B:Y.67, B:Y.67 Water bridges: A:Y.217, B:N.289, B:N.289 Salt bridges: A:R.258 pi-Stacking: A:W.133, A:W.133

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.2: 7 residues within 4Å: Chain A: Y.67 Chain B: S.104, G.105, T.106, S.247, A.249, R.258 11 PLIP interactions: 3 interactions with chain A, 8 interactions with chain B Hydrogen bonds: A:Y.67, B:S.104, B:S.104, B:S.104, B:G.105, B:T.106, B:T.106, B:S.247 Water bridges: A:S.288, A:N.289 Salt bridges: B:R.258

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
B

ASPARTATE AMINOTRANSFERASE

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