PDBe 3pyk

X-ray diffraction
1.3Å resolution

Human Carbonic Anhydrase II as Host for Pianostool Complexes Bearing a Sulfonamide Anchor


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Carbonic anhydrase 2 Chain: A
Molecule details ›
Chain: A
Length: 260 amino acids
Theoretical weight: 29.27 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P00918 (Residues: 1-260; Coverage: 100%)
Gene name: CA2
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: OTHER
Spacegroup: P21
Unit cell:
a: 42.099Å b: 41.493Å c: 72.382Å
α: 90° β: 104.33° γ: 90°
R R work R free
0.129 0.128 0.165
Expression system: Escherichia coli