› 4jjo

X-ray diffraction
1.75Å resolution

crystal structure of apo-clavibacter Michiganensis expansin

Released:
DOI: 10.2210/pdb4jjo/pdb
PDB entry 4jjo coloured by chain, front view.
PDB entry 4jjo coloured by chain, side view.
PDB entry 4jjo coloured by chain, top view.
Source organism: Clavibacter michiganensis
Entry authors: Yennawar NH, Yennawar HP, Georgelis N, Cosgrove DJ

Function and Biology Details

Reaction catalysed: 
Endohydrolysis of (1->4)-beta-D-glucosidic linkages in cellulose, lichenin and cereal beta-D-glucans
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191763 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
cellulase Chain: A
Molecule details ›
Chain: A
Length: 202 amino acids
Theoretical weight: 21.79 KDa
Source organism: Clavibacter michiganensis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9K5C7 (Residues: 546-745; Coverage: 27%)
Gene name: celA
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P21
Unit cell:
a: 36.182Å b: 76.528Å c: 36.048Å
α: 90° β: 99.88° γ: 90°
R-values:
R R work R free
0.168 0.166 0.195
Expression system: Escherichia coli

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