PDBe 3qy1

X-ray diffraction
1.54Å resolution

1.54A Resolution Crystal Structure of a Beta-Carbonic Anhydrase from Salmonella enterica subsp. enterica serovar Typhimurium str. LT2

Entry authors: Brunzelle JS, Wawrzak Z, Onopriyenko O, Anderson WF, Savchenko A, Center for Structural Genomics of Infectious Diseases (CSGID)

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 tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Carbonic anhydrase Chains: A, B
Molecule details ›
Chains: A, B
Length: 223 amino acids
Theoretical weight: 25.12 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
Expression system: Escherichia coli
  • Canonical: Q8ZRS0 (Residues: 1-220; Coverage: 100%)
Gene names: STM0171, yadF
Sequence domains: Carbonic anhydrase
Structure domains: Carbonic anhydrase

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: C2
Unit cell:
a: 115.252Å b: 48.223Å c: 80.072Å
α: 90° β: 113.45° γ: 90°
R R work R free
0.157 0.156 0.172
Expression system: Escherichia coli