PDBe 1kop

X-ray diffraction
1.9Å resolution

NEISSERIA GONORRHOEAE CARBONIC ANHYDRASE

Released:

Function and Biology Details

Reaction catalysed:
H(2)CO(3) = CO(2) + H(2)O. 
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Carbonic anhydrase Chains: A, B
Molecule details ›
Chains: A, B
Length: 223 amino acids
Theoretical weight: 25.04 KDa
Source organism: Neisseria gonorrhoeae
Expression system: Escherichia coli
UniProt:
  • Canonical: Q50940 (Residues: 30-252; Coverage: 99%)
Gene name: cah
Sequence domains: Eukaryotic-type carbonic anhydrase
Structure domains: Carbonic Anhydrase II

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS FR591
Spacegroup: P21
Unit cell:
a: 47.23Å b: 74.94Å c: 62.38Å
α: 90° β: 93.87° γ: 90°
R-values:
R R work R free
0.206 0.206 0.271
Expression system: Escherichia coli