SMTL ID : 1maq.1

CRYSTAL STRUCTURES OF TRUE ENZYMATIC REACTION INTERMEDIATES: ASPARTATE AND GLUTAMATE KETIMINES IN ASPARTATE AMINOTRANSFERASE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x PGU: N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamic acid(Non-covalent)

PGU.1: 21 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, K.250, R.258, F.352, R.378 Chain B: Y.67, R.284, S.288 18 PLIP interactions: 12 interactions with chain A, 6 interactions with chain B Hydrophobic interactions: A:L.16, B:Y.67 Hydrogen bonds: A:G.36, A:S.104, A:G.105, A:T.106, A:W.133, A:N.186, A:S.247, B:Y.67, B:S.288 Salt bridges: A:R.258, A:R.378, B:R.284 pi-Stacking: A:W.133, A:W.133 Water bridges: B:R.284, B:S.288 PGU.2: 21 residues within 4Å: Chain A: Y.67, R.284, S.288 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, K.250, R.258, F.352, R.378 19 PLIP interactions: 14 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:L.16, A:Y.67 Hydrogen bonds: B:G.36, B:S.104, B:G.105, B:T.106, B:T.106, B:W.133, B:N.186, B:Y.217, B:S.247, A:S.288 Salt bridges: B:R.258, B:R.378, A:R.284 pi-Stacking: B:W.133, 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., Crystal structures of true enzymatic reaction intermediates: aspartate and glutamate ketimines in aspartate aminotransferase. Biochemistry (1993)

Release Date

1994-01-31

Peptides

ASPARTATE AMINOTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ASPARTATE AMINOTRANSFERASE

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