SMTL ID : 9dah.1

L-asparaginase II (EcA2-4M)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-tetramer

Ligands

4 x ASP: ASPARTIC ACID(Non-covalent)

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

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

de Araujo, T.S. et al., Biochemical and Biophysical Divergences between Two Escherichia coli l-Asparaginase II Variants: Potential for Using EcA2-K12 as a Biosimilar. Biochemistry (2025)

Release Date

2025-06-04

Peptides

L-asparaginase 2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

L-asparaginase 2

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