4xfw

X-ray diffraction
1.52Å resolution

Crystal structure of the monoclinic form of alpha-carbonic anhydrase from the human pathogen Helicobacter pylori

Released:
Source organism: Helicobacter pylori G27
Primary publication:
Structure of α-carbonic anhydrase from the human pathogen Helicobacter pylori.
Acta Crystallogr F Struct Biol Commun 71 1005-11 (2015)
PMID: 26249690

Function and Biology Details

Reaction catalysed:
H(2)CO(3) = CO(2) + H(2)O
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-110293 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Alpha-carbonic anhydrase domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 226 amino acids
Theoretical weight: 26.21 KDa
Source organism: Helicobacter pylori G27
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: B5Z8I0 (Residues: 22-247; Coverage: 100%)
Gene name: HPG27_1129
Sequence domains: Eukaryotic-type carbonic anhydrase
Structure domains: Alpha carbonic anhydrase

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P21
Unit cell:
a: 44.906Å b: 95.905Å c: 53.318Å
α: 90° β: 92.92° γ: 90°
R-values:
R R work R free
0.171 0.17 0.198
Expression system: Escherichia coli BL21(DE3)