SMTL ID : 3qn6.1

Crystal Structures of Escherichia coli Aspartate Aminotransferase Reconstituted with 1-Deaza-Pyridoxal 5'-Phosphate: Internal Aldimine and Stable L-Aspartate External Aldimine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.79 Å

Oligo State

homo-dimer

Ligands

10 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 3 residues within 4Å: Chain A: T.312, R.315, Q.316 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.316 Salt bridges: A:R.315 SO4.2: 2 residues within 4Å: Chain A: P.72, R.76 2 PLIP interactions: 2 interactions with chain A Water bridges: A:E.73 Salt bridges: A:R.76 SO4.3: 3 residues within 4Å: Chain A: K.121, R.122, Q.170 4 PLIP interactions: 4 interactions with chain A Water bridges: A:K.121, A:K.121 Salt bridges: A:K.121, A:R.122 SO4.4: 3 residues within 4Å: Chain A: R.96, D.269, K.276 8 PLIP interactions: 8 interactions with chain A Water bridges: A:R.96, A:R.96, A:K.276, A:K.276, A:K.276, A:K.276 Salt bridges: A:R.96, A:K.276 SO4.5: 5 residues within 4Å: Chain A: K.134, N.138, E.143, V.144, R.145 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.138, A:N.138, A:V.144 Salt bridges: A:K.134, A:R.145 SO4.10: 3 residues within 4Å: Chain B: T.312, R.315, Q.316 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Q.316 Salt bridges: B:R.315 SO4.11: 2 residues within 4Å: Chain B: P.72, R.76 3 PLIP interactions: 3 interactions with chain B Water bridges: B:E.73, B:E.73 Salt bridges: B:R.76 SO4.12: 3 residues within 4Å: Chain B: K.121, R.122, Q.170 4 PLIP interactions: 4 interactions with chain B Water bridges: B:K.121, B:K.121 Salt bridges: B:K.121, B:R.122 SO4.13: 3 residues within 4Å: Chain B: R.96, D.269, K.276 8 PLIP interactions: 8 interactions with chain B Water bridges: B:R.96, B:R.96, B:K.276, B:K.276, B:K.276, B:K.276 Salt bridges: B:R.96, B:K.276 SO4.14: 5 residues within 4Å: Chain B: K.134, N.138, E.143, V.144, R.145 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.138, B:N.138, B:V.144 Salt bridges: B:K.134, B:R.145

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

EDO.6: 4 residues within 4Å: Chain A: G.220, L.221, E.222, E.223 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:L.221, A:E.222, A:E.223 EDO.7: 7 residues within 4Å: Chain A: P.72, G.75, R.76, Q.79, A.95, R.96, T.97 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:P.72, A:R.96, A:T.97 Water bridges: A:G.75 EDO.8: 8 residues within 4Å: Chain A: E.53 Chain B: E.53, L.56, L.57, E.60, K.63, H.289 Ligands: EDO.17 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:L.57, B:E.60, B:K.63, B:H.289 EDO.9: 7 residues within 4Å: Chain A: Y.36, T.43, P.44, K.246, G.249, Y.251, M.314 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:P.44, A:Y.251, A:Y.251 EDO.15: 4 residues within 4Å: Chain B: G.220, L.221, E.222, E.223 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:L.221, B:E.222, B:E.223, B:E.223 EDO.16: 7 residues within 4Å: Chain B: P.72, G.75, R.76, Q.79, A.95, R.96, T.97 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:P.72, B:R.96, B:T.97 Water bridges: B:G.75 EDO.17: 8 residues within 4Å: Chain A: E.53, L.56, L.57, E.60, K.63, H.289 Chain B: E.53 Ligands: EDO.8 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:L.57, A:E.60, A:K.63 EDO.18: 7 residues within 4Å: Chain B: Y.36, T.43, P.44, K.246, G.249, Y.251, M.314 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:P.44, B:Y.251

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Griswold, W.R. et al., Crystal Structures of Aspartate Aminotransferase Reconstituted with 1-Deazapyridoxal 5'-Phosphate: Internal Aldimine and Stable l-Aspartate External Aldimine. Biochemistry (2011)

Release Date

2011-06-15

Peptides

Aspartate aminotransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Aspartate aminotransferase

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