SMTL ID : 5mq5.2 (1 other biounit)

A protease-resistant N24S Escherichia coli Asparaginase mutant with outstanding stability and enhanced anti-leukaemic activity

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

homo-tetramer

Ligands

4 x ASP: ASPARTIC ACID(Non-covalent)

ASP.1: 12 residues within 4Å: Chain A: G.17, T.18, V.33, G.63, S.64, Q.65, G.94, T.95, D.96, A.120 Chain B: N.254, E.289 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:T.18, A:T.18, A:S.64, A:Q.65, A:Q.65, A:T.95, A:D.96, A:D.96, B:E.289 Water bridges: A:T.18, A:I.19, A:Y.31 Salt bridges: A:K.168 ASP.2: 11 residues within 4Å: Chain A: N.254, E.289 Chain B: G.17, T.18, G.63, S.64, Q.65, G.94, T.95, D.96, A.120 11 PLIP interactions: 10 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:T.18, B:T.18, B:S.64, B:Q.65, B:Q.65, B:T.95, B:D.96, A:E.289 Water bridges: B:I.19, B:I.19 Salt bridges: B:K.168 ASP.3: 12 residues within 4Å: Chain C: G.17, T.18, V.33, G.63, S.64, Q.65, G.94, T.95, D.96, A.120 Chain D: N.254, E.289 13 PLIP interactions: 12 interactions with chain C, 1 interactions with chain D Hydrogen bonds: C:T.18, C:T.18, C:S.64, C:Q.65, C:Q.65, C:T.95, C:D.96, C:D.96, D:E.289 Water bridges: C:T.18, C:I.19, C:Y.31 Salt bridges: C:K.168 ASP.4: 11 residues within 4Å: Chain C: N.254, E.289 Chain D: G.17, T.18, G.63, S.64, Q.65, G.94, T.95, D.96, A.120 11 PLIP interactions: 10 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:T.18, D:T.18, D:S.64, D:Q.65, D:Q.65, D:T.95, D:D.96, C:E.289 Water bridges: D:I.19, D:I.19 Salt bridges: D:K.168

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Maggi, M. et al., A protease-resistant Escherichia coli asparaginase with outstanding stability and enhanced anti-leukaemic activity in vitro. Sci Rep (2017)

Release Date

2017-11-15

Peptides

L-asparaginase 2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

C
B

D
D

L-asparaginase 2

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