PDBe 1if5

X-ray diffraction
2Å resolution

Carbonic Anhydrase II Complexed With 2,6-difluorobenzenesulfonamide

Source organism: Homo sapiens
Entry authors: Kim C-Y, Christianson DW

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Carbonic anhydrase 2 Chain: A
Molecule details ›
Chain: A
Length: 259 amino acids
Theoretical weight: 29.16 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Best match: P00918 (Residues: 2-260)
Gene name: CA2

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200HB
Spacegroup: P21
Unit cell:
a: 43.2Å b: 42.7Å c: 73.3Å
α: 90° β: 104.578° γ: 90°
R R work R free
0.221 0.221 0.287
Expression system: Escherichia coli