1UGA: Human Carbonic Anhydrase II[Hcaii] (E.C.4.2.1.1) Mutant With Replaced By Phe (A65f)
reference: X-ray crystallographic studies of alanine-65 variants of carbonic anhydrase II reveal the structural basis of compromised proton transfer in catalysis., Scolnick LR, Christianson DW, Biochemistry 1996 Dec 24;35(51):16429-34. PMID: 8987974

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).