title: Escherichia coli K-12 mutant with alternate requirements for vitamin B6 or branched-chain amino acids and lacking transaminase C activity.
abstract: An Escherichia coli K-12 auxotrophic derivative that grows if supplemented with pyridoxine, isoleucine, leucine, or alanine is described.
mesh_terms: D000409:Alanine / Q000378:metabolism; D000596:Amino Acids / Q000378:metabolism*; D004926:Escherichia coli / Q000378:metabolism*; D005796:Genes; D007532:Isoleucine / Q000378:metabolism; D007930:Leucine / Q000378:metabolism; D009154:Mutation; D011736:Pyridoxine / Q000378:metabolism*; D000637:Transaminases / Q000378:metabolism*
chemical_list: D000596:Amino Acids; D007532:Isoleucine; D000637:Transaminases; D007930:Leucine; D011736:Pyridoxine; D000409:Alanine