Myohematin

Japanese: myohematin
Myohematin

…A type of heme protein with iron porphyrin as a prosthetic group, a general term for a substance that undergoes reversible conversion of the valence of heme iron (Fe 2+ ⇄Fe 3+ +e - ), i.e., redox reaction. This is the pigment that CA MacMunn discovered in muscle and other animal tissues in 1886, and called myohematin because it showed an absorption band similar to that of hemin. However, this discovery was strongly opposed by EFI Hoppe-Seiler, and was forgotten for a time. …

*Some of the terminology that mentions "myohematin" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…鉄ポルフィリンを補欠分子団とするヘムタンパク質の一種で,ヘム鉄の原子価の可逆的変換(Fe2+⇄Fe3++e)すなわち酸化還元反応を行う物質の総称。マックマンC.A.MacMunnが1886年に筋肉その他の動物組織中に見いだし,ヘミンに類似の吸収帯を示すことからミオヘマチンmyohematinと呼んだ色素がこれにあたる。しかしこの発見はE.F.I.ホッペザイラーの強い反対にあって,一時期忘れさられるに至った。…

※「myohematin」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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