SMTL ID : 8c0i.1

Structure of E. coli Class 2 L-asparaginase EcAIII, mutant M200L (acyl-enzyme intermediate)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-2-1-1-mer

Ligands

2 x NA: SODIUM ION(Non-functional Binders)

NA.1: 6 residues within 4Å: Chain A: L.60, E.61, C.63, F.66, A.68, I.70 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:C.63, A:F.66, A:A.68 NA.4: 6 residues within 4Å: Chain C: L.60, E.61, C.63, F.66, A.68, I.70 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:F.66, C:A.68, C:I.70

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 7 residues within 4Å: Chain A: G.71, A.72, H.80, F.144, S.145, T.146, R.149 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:A.72, A:F.144, A:T.146 MG.3: 3 residues within 4Å: Chain A: E.47, S.48, D.51 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.47, A:D.51

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.5: 3 residues within 4Å: Chain D: G.131, I.132, Y.133 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Janicki, M. et al., The effects of nature-inspired amino acid substitutions on structural and biochemical properties of the E. coli L-asparaginase EcAIII. Protein Sci. (2023)

Release Date

2023-05-03

Peptides

Isoaspartyl peptidase subunit alpha: AC
Isoaspartyl peptidase subunit beta: B
Isoaspartyl peptidase subunit beta: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
AAA

C
CCC

B
BBB

D
DDD

Isoaspartyl peptidase subunit alpha

Isoaspartyl peptidase subunit beta

Isoaspartyl peptidase subunit beta

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