› 3aru

X-ray diffraction
1.9Å resolution

Crystal Structure Analysis of Chitinase A from Vibrio harveyi with novel inhibitors - W275G mutant complex structure with PENTOXIFYLLINE

Released:
DOI: 10.2210/pdb3aru/pdb
PDB entry 3aru coloured by chain, front view.
PDB entry 3aru coloured by chain, side view.
PDB entry 3aru coloured by chain, top view.
Source organism: Vibrio harveyi
Primary publication:
Potent family-18 chitinase inhibitors: x-ray structures, affinities, and binding mechanisms.
Pantoom S, Vetter IR, Prinz H, Suginta W
J Biol Chem 286 24312-23 (2011)
PMID: 21531720

Function and Biology Details

Reaction catalysed: 
Random endo-hydrolysis of N-acetyl-beta-D-glucosaminide (1->4)-beta-linkages in chitin and chitodextrins
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-189592 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
chitinase Chain: A
Molecule details ›
Chain: A
Length: 584 amino acids
Theoretical weight: 63.71 KDa
Source organism: Vibrio harveyi
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9AMP1 (Residues: 22-597; Coverage: 70%)
Gene name: chiA
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand PNX 3 x PNX
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X10SA
Spacegroup: P212121
Unit cell:
a: 66.67Å b: 83.93Å c: 102.42Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.146 0.144 0.195
Expression system: Escherichia coli

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Citations

9 citation in other articles

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Imrie et al. (2020)
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3 mentions without citation

Potent family-18 chitinase inhibitors: x-ray structures, affinities, and binding mechanisms.
Pantoom et al. (2011)
2 more