The molecule is dicarboxylate anion of ferroheme b; major species at pH 7.3. It has a role as a Saccharomyces cerevisiae metabolite and a cofactor. It is a cyclic tetrapyrrole anion and a dicarboxylic acid dianion. It is a conjugate base of a ferroheme b.
3-[18-(2-carboxylatoethyl)-7,12-bis(ethenyl)-3,8,13,17-tetramethylporphyrin-21,23-diid-2-yl]propanoate;iron