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单词 protoporphyrin
释义
pro·to·por·phy·rin (prōtō-pôrfə-rĭn)
n.
A metal-free porphyrin, C34H34N4O4, that combines with ferrous iron to form the heme group in hemoglobin and myoglobin, and with ferric iron to form the hemin group in catalase and some cytochromes.
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更新时间:2024/9/20 13:57:54