title: Mutations affecting porphyrin biosynthesis in Escherichia coli.
mesh_terms: D000624:5-Aminolevulinate Synthetase / Q000378:metabolism; D000332:Aerobiosis; D002262:Carboxy-Lyases / Q000378:metabolism; D002374:Catalase / Q000378:metabolism; D002874:Chromosome Mapping; D004926:Escherichia coli / Q000187:drug effects / Q000378:metabolism*; D006418:Heme; D007773:Lactates / Q000378:metabolism; D007982:Levulinic Acids / Q000378:metabolism; D008190:Lyases / Q000378:metabolism; D009153:Mutagens / Q000494:pharmacology; D009154:Mutation; D009604:Nitrosoguanidines / Q000494:pharmacology; D010088:Oxidoreductases / Q000378:metabolism; D000623:Porphobilinogen Synthase / Q000378:metabolism; D011166:Porphyrins / Q000096:biosynthesis*
chemical_list: D007773:Lactates; D007982:Levulinic Acids; D009153:Mutagens; D009604:Nitrosoguanidines; D011166:Porphyrins; D006418:Heme; D010088:Oxidoreductases; D002374:Catalase; D000624:5-Aminolevulinate Synthetase; D008190:Lyases; D002262:Carboxy-Lyases; D000623:Porphobilinogen Synthase