Heme
chemical coordination complex of an iron ion chelated to a porphyrin From Wikipedia, the free encyclopedia
Heme, or haem (pronounced /hi:m/ HEEM), is a precursor to hemoglobin. It is necessary to bind oxygen in the circulatory system. Heme is made in both the bone marrow and the liver.
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Hemes can do many things, such as catalyse reactions or move chemicals. Hemes are usually bound to proteins, and make hemoproteins.
Examples of hemoproteins include hemoglobin, myoglobin, leghemoglobin, and cytochrome.
- Myoglobin
- Leghemoglobin
- Cytochrome
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