title: The number and nature of the peptide-transport systems of Escherichia coli: characterization of specific transport mutants.
mesh_terms: D001692:Biological Transport; D004151:Dipeptides / Q000378:metabolism; D004926:Escherichia coli / Q000378:metabolism*; D009154:Mutation; D009842:Oligopeptides / Q000378:metabolism; D010455:Peptides / Q000378:metabolism*; D013045:Species Specificity
chemical_list: D004151:Dipeptides; D009842:Oligopeptides; D010455:Peptides