a panel of 28 mouse-human somatic cell hybrids of known karyotype was screened for the presence of the human carbonic anhydrase ii ( ca ii ) gene , which encodes one of the three well-characterized , genetically distinct carbonic anhydrase isozymes ( carbonate dehydratase ; carbonate hydro-lyase , ec 4.2.1.1 ) .
C0007034
carbonic anhydrase ii
C0007028
carbonate hydro-lyase