Essential Biochemistry - Hemoglobin Metabolism (Section 1 - No. 26)

Which step in heme synthesis requires the enzyme ferrochelatase?

Formation of ALA

Formation of porphobilinogen

Insertion of iron into protoporphyrin IX

Conversion of protoporphyrinogen to protoporphyrin IX

Ferrochelatase inserts iron into protoporphyrin IX.