HEMH_YEREN Ferrochelatase Catalyzes the ferrous insertion into protoporphyrin IX. hemH 322 Heme synthase MKQSKLGVLMVNLGTPDAPTPQAVKRYLAEFLSDRRVVDTSPWLWWPLLRGVILPIRSPRVAKLYQSVWMDEGSPLLVYSRRQQKALAERMPEIPVELGMSYGSPNLPDAIDKLLAQGVTKLVVLPLYPQYSCSTSAAVWDAVARILKGYRRLPSISFIRDYAEHPAYISALKQSVENSFVQHGKPDRLVLSFHGIPKRYAQLGDDYPQRCEDTSRALRAEIALPAEQIMMTYQSRFGREPWLTPYTDETLKSLPSQGVKHIQLICPGFSADCLETLEEIKEQNREVFIHAGGEKFEYIPALNDDKGHIDLLEQLVRDHLSC Protoheme ferro-lyase