title: Some mutants of Bacillus brevis deficient in gramicidin S formation.
mesh_terms: D000255:Adenosine Triphosphate; D000604:Amino Acyl-tRNA Synthetases; D001407:Bacillus / Q000187:drug effects / Q000201:enzymology; D002247:Carbon Isotopes; D002273:Carcinogens / Q000494:pharmacology; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D002854:Chromatography, Paper; D011756:Diphosphates; D007535:Isomerases; D007930:Leucine; D009154:Mutation; D009574:Nitro Compounds / Q000494:pharmacology; D009604:Nitrosoguanidines / Q000494:pharmacology; D009952:Ornithine; D010649:Phenylalanine; D010759:Phosphorus Isotopes; D010879:Piperazines; D011392:Proline; D014449:Tyrothricin; D014633:Valine
chemical_list: D002247:Carbon Isotopes; D002273:Carcinogens; D011756:Diphosphates; D009574:Nitro Compounds; D009604:Nitrosoguanidines; D010759:Phosphorus Isotopes; D010879:Piperazines; D014449:Tyrothricin; D010649:Phenylalanine; D000255:Adenosine Triphosphate; D011392:Proline; D009952:Ornithine; D007535:Isomerases; D000604:Amino Acyl-tRNA Synthetases; D007930:Leucine; D014633:Valine