The molecule is dicarboxylate anion of biliverdin; major species at pH 7.3. It has a role as a human metabolite. It is a linear tetrapyrrole anion and a dicarboxylic acid dianion. It is a conjugate base of a biliverdin.
3-[(2Z,5Z)-2-[[3-(2-carboxylatoethyl)-5-[(Z)-(3-ethenyl-4-methyl-5-oxopyrrol-2-ylidene)methyl]-4-methyl-1H-pyrrol-2-yl]methylidene]-5-[(4-ethenyl-3-methyl-5-oxopyrrol-2-yl)methylidene]-4-methylpyrrol-3-yl]propanoate