PDBe 4pxx

X-ray diffraction
1.85Å resolution

Crystal structure of a highly thermal stabilized variant of Human Carbonic Anhydrase II

Released:
Source organism: Homo sapiens
Entry authors: Boone CD, Habibzadegan A, McKenna R

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Carbonic anhydrase 2 Chain: A
Molecule details ›
Chain: A
Length: 260 amino acids
Theoretical weight: 29.28 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P00918 (Residues: 1-260; Coverage: 100%)
Gene name: CA2
Sequence domains: Eukaryotic-type carbonic anhydrase
Structure domains: Alpha carbonic anhydrase

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH3R
Spacegroup: P212121
Unit cell:
a: 41.847Å b: 72.56Å c: 74.335Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.188 0.186 0.229
Expression system: Escherichia coli