title: A mutant constitutive for aromatic permease.
mesh_terms: D001693:Biological Transport, Active; D004926:Escherichia coli / Q000378:metabolism*; D007700:Kinetics; D026901:Membrane Transport Proteins / Q000378:metabolism*; D009154:Mutation; D013045:Species Specificity; D014364:Tryptophan / Q000378:metabolism*; D014443:Tyrosine / Q000378:metabolism*
chemical_list: D026901:Membrane Transport Proteins; D014443:Tyrosine; D014364:Tryptophan