SMTL ID : 1djp.1

CRYSTAL STRUCTURE OF PSEUDOMONAS 7A GLUTAMINASE-ASPARAGINASE WITH THE INHIBITOR DON COVALENTLY BOUND IN THE ACTIVE SITE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-tetramer

Ligands

4 x DO2: 5,5-dihydroxy-6-oxo-L-norleucine(Covalent)

DO2.1: 12 residues within 4Å: Chain A: G.12, T.13, Y.27, A.59, S.60, E.61, G.92, T.93, D.94, S.118 Chain B: S.251, E.287 10 PLIP interactions: 8 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:T.13, A:Y.27 Hydrogen bonds: A:S.60, A:E.61, A:T.93, A:T.93, A:D.94, B:S.251, B:E.287 Water bridges: A:K.166 DO2.2: 13 residues within 4Å: Chain A: S.251, E.287 Chain B: G.12, T.13, Y.27, A.29, A.59, S.60, E.61, G.92, T.93, D.94, S.118 10 PLIP interactions: 8 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:T.13, B:Y.27 Hydrogen bonds: B:T.13, B:S.60, B:E.61, B:T.93, B:D.94, A:S.251, A:E.287 Water bridges: B:K.166 DO2.3: 12 residues within 4Å: Chain C: G.12, T.13, Y.27, A.59, S.60, E.61, G.92, T.93, D.94, S.118 Chain D: S.251, E.287 9 PLIP interactions: 7 interactions with chain C, 2 interactions with chain D Hydrophobic interactions: C:T.13, C:Y.27 Hydrogen bonds: C:S.60, C:T.93, C:T.93, C:D.94, D:S.251, D:E.287 Water bridges: C:K.166 DO2.4: 13 residues within 4Å: Chain C: S.251, E.287 Chain D: G.12, T.13, Y.27, A.29, A.59, S.60, E.61, G.92, T.93, D.94, S.118 9 PLIP interactions: 7 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:T.13, D:Y.27 Hydrogen bonds: D:T.13, D:S.60, D:T.93, D:D.94, C:S.251, C:E.287 Water bridges: D:K.166

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ortlund, E. et al., Reactions of Pseudomonas 7A glutaminase-asparaginase with diazo analogues of glutamine and asparagine result in unexpected covalent inhibitions and suggests an unusual catalytic triad Thr-Tyr-Glu. Biochemistry (2000)

Release Date

2000-01-24

Peptides

GLUTAMINASE-ASPARAGINASE: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

GLUTAMINASE-ASPARAGINASE

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