Abstract
The C-terminal amino acid of horse heart muscle, yeast and whale heart muscle cytochrome c was tested by hydrazinolysis method, and 1 mole of glutamic acid was detected per 1 mole of every cytochrome c.
The authors wish to express their thanks to Prof. S. Akabori, Prof. H. Yoshi-kawa, Prof. K. Satake and Prof. Y. Yoney ama for constant guidances in the course of the work. Thanks are also due to Dr. K. Narita and Mr. K. Kusama for their kind technical advices.
