SMTL ID : 3eca.1

CRYSTAL STRUCTURE OF ESCHERICHIA COLI L-ASPARAGINASE, AN ENZYME USED IN CANCER THERAPY (ELSPAR)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-tetramer

Ligands

4 x ASP: ASPARTIC ACID(Non-covalent)

ASP.1: 13 residues within 4Å: Chain A: G.11, T.12, Y.25, A.27, G.57, S.58, Q.59, G.88, T.89, D.90, A.114 Chain C: N.248, E.283 12 PLIP interactions: 2 Ligand-Ligand interactions, 9 interactions with chain A, 1 interactions with chain C Hydrogen bonds: D.1, D.1, A:T.12, A:T.12, A:S.58, A:Q.59, A:T.89, A:D.90, C:E.283 Water bridges: A:I.13, A:K.162 Salt bridges: A:K.162 ASP.2: 13 residues within 4Å: Chain B: G.11, T.12, Y.25, A.27, G.57, S.58, Q.59, G.88, T.89, D.90, A.114 Chain D: N.248, E.283 12 PLIP interactions: 9 interactions with chain B, 1 interactions with chain D, 2 Ligand-Ligand interactions Hydrogen bonds: B:T.12, B:T.12, B:S.58, B:Q.59, B:Q.59, B:T.89, B:D.90, D:E.283, D.2, D.2 Water bridges: B:I.13 Salt bridges: B:K.162 ASP.3: 14 residues within 4Å: Chain A: N.248, E.283 Chain C: G.11, T.12, Y.25, A.27, G.57, S.58, Q.59, G.88, T.89, D.90, A.114, M.115 11 PLIP interactions: 10 interactions with chain C, 1 interactions with chain A Hydrogen bonds: C:T.12, C:T.12, C:Y.25, C:S.58, C:Q.59, C:T.89, C:D.90, C:D.90, A:E.283 Water bridges: C:A.114 Salt bridges: C:K.162 ASP.4: 14 residues within 4Å: Chain B: N.248, E.283 Chain D: G.11, T.12, Y.25, A.27, G.57, S.58, Q.59, G.88, T.89, D.90, A.114, M.115 10 PLIP interactions: 9 interactions with chain D, 1 interactions with chain B Hydrogen bonds: D:T.12, D:T.12, D:S.58, D:Q.59, D:T.89, D:D.90, D:D.90, B:E.283 Water bridges: D:I.13 Salt bridges: D:K.162

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Swain, A.L. et al., Crystal structure of Escherichia coli L-asparaginase, an enzyme used in cancer therapy. Proc.Natl.Acad.Sci.USA (1993)

Release Date

1993-10-31

Peptides

L-asparaginase 2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

L-asparaginase 2

Related Entries With Identical Sequence