title: Protoporphyrinogen oxidation in chloroplasts and plant mitochondria, a step in heme and chlorophyll synthesis.
mesh_terms: D002734:Chlorophyll / Q000096:biosynthesis*; D002736:Chloroplasts / Q000378:metabolism*; D006418:Heme / Q000096:biosynthesis*; D001467:Hordeum / Q000378:metabolism / Q000648:ultrastructure; D008928:Mitochondria / Q000378:metabolism*; D010084:Oxidation-Reduction; D011166:Porphyrins / Q000378:metabolism*; D011524:Protoporphyrins / Q000378:metabolism*
chemical_list: D011166:Porphyrins; D011524:Protoporphyrins; D002734:Chlorophyll; D006418:Heme; C011539:protoporphyrinogen