PDBe 3d0n

X-ray diffraction
1.55Å resolution

Crystal structure of human carbonic anhydrase XIII


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Carbonic anhydrase 13 Chains: A, B
Molecule details ›
Chains: A, B
Length: 264 amino acids
Theoretical weight: 29.63 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q8N1Q1 (Residues: 1-262; Coverage: 100%)
Gene name: CA13
Sequence domains: Eukaryotic-type carbonic anhydrase
Structure domains: Carbonic Anhydrase II

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELETTRA BEAMLINE 5.2R
Spacegroup: P21
Unit cell:
a: 57.78Å b: 58.21Å c: 72.12Å
α: 90° β: 92.36° γ: 90°
R R work R free
0.168 0.168 0.188
Expression system: Escherichia coli