Evolution of creatine kinase.
D000818:Animals; D001001:Anura; D005075:Biological Evolution; D001717:Birds / Q000201:enzymology; D001921:Brain / Q000201:enzymology; D003402:Creatine Kinase; D004586:Electrophoresis; D005399:Fishes; D009132:Muscles / Q000201:enzymology; D009206:Myocardium / Q000201:enzymology
D003402:Creatine Kinase