PDBe 4wup

X-ray diffraction
1.75Å resolution

Crystal structure of human carbonic anhydrase isozyme I with 4-[(2-Hydroxyethyl)thio]benzenesulfonamide


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Carbonic anhydrase 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 260 amino acids
Theoretical weight: 28.84 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P00915 (Residues: 3-261; Coverage: 99%)
Gene name: CA1
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: PETRA III, EMBL c/o DESY BEAMLINE P14 (MX2)
Spacegroup: P212121
Unit cell:
a: 63.332Å b: 71.284Å c: 120.719Å
α: 90° β: 90° γ: 90°
R R work R free
0.189 0.185 0.232
Expression system: Escherichia coli BL21(DE3)