1.95 Angstrom resolution crystal structure of a hypoxanthine-guanine phosphoribosyltransferase (hpt-2) from Bacillus anthracis str. 'Ames Ancestor' with HEPES molecule in the active site
4qyi is a 5 chain structure with sequence from Bacillus anthracis. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.