title: A mutation allowing utilisation of lactose by Escherichia coli lacY mutants defective in lactose permease.
mesh_terms: D004926:Escherichia coli / Q000201:enzymology / Q000235:genetics; D005796:Genes; D007785:Lactose / Q000235:genetics / Q000378:metabolism*; D026901:Membrane Transport Proteins / Q000235:genetics / Q000378:metabolism*; D009154:Mutation; D010641:Phenotype; D012641:Selection, Genetic
chemical_list: D026901:Membrane Transport Proteins; C021499:lactose permease; D007785:Lactose