PDBe 1y7w

X-ray diffraction
1.86Å resolution

Crystal structure of a halotolerant carbonic anhydrase from Dunaliella salina


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

Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents:
1 distinct polypeptide molecule
Halotolerant alpha-type carbonic anhydrase (dCA II) Chains: A, B
Molecule details ›
Chains: A, B
Length: 291 amino acids
Theoretical weight: 31.7 KDa
Source organism: Dunaliella salina
Expression system: Escherichia coli
Structure domains: Carbonic Anhydrase II

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P21
Unit cell:
a: 47.022Å b: 119.835Å c: 58.442Å
α: 90° β: 94.549° γ: 90°
R R work R free
0.194 0.167 0.202
Expression system: Escherichia coli