单词 | Uroporphyrinogen III |
释义 | Uroporphyrinogen III《英文msh词典》Uroporphyrinogen III [入口词] Uroporphyrinogen III [主题词] Uroporphyrinogens [英文释义] Porphyrinogens which are intermediates in heme biosynthesis. They have four acetic acid and four propionic acid side chains attached to the pyrrole rings. Uroporphyrinogen I and III are formed from polypyrryl methane in the presence of uroporphyrinogen III cosynthetase and uroporphyrin I synthetase,respectively. They can yield uroporphyrins by autooxidation or coproporphyrinogens by decarboxylation. |
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