title: Regulation of heme and cytochrome synthesis in Spirillum intersonii.
mesh_terms: D001431:Bacteriological Techniques; D003580:Cytochromes / Q000096:biosynthesis*; D006418:Heme / Q000096:biosynthesis*; D009154:Mutation; D013139:Spirillum / Q000378:metabolism*
chemical_list: D003580:Cytochromes; D006418:Heme