... Koichiro Kishi31Division of Medical Genetics and Biochemistry and 2Division of Legal Medicine, Faculty of Medical Sciences, University of Fukui,Japan;3Department of Legal Medicine, Gunma ... hydrophobicity profiles of the signal sequence regions of human, eel, frog, T. scyllia and H. japonicus DNases I.However, prediction of the secondary structure of thecorresponding part of the enzyme ... Heterodontus japonicus and Triakis scyllia, species of shark which are widelydistributed in the seas around Japan, and purified theformer’s enzyme. The expression of a series of m utantconstructs...