The regulation of purine utilization in bacteria. IV. Roles of membrane-localized and pericytoplasmic enzymes in the mechanism of purine nucleoside transport across isolated Escherichia coli membranes.

Adenine/metabolism Adenosine/metabolism Adenosine Monophosphate Adenosine Triphosphate/pharmacology Biological Transport Carbon Isotopes Cell Membrane/drug effects,enzymology,metabolism Escherichia coli/cytology,drug effects,enzymology,metabolism Glucose/pharmacology Guanine Nucleotides/pharmacology Guanosine Triphosphate/pharmacology Hypoxanthines/metabolism Inosine/metabolism Kinetics Nucleosides/metabolism Pentosephosphates Pentosyltransferases Phosphoric Acids Ribose/pharmacology Temperature

Carbon Isotopes Guanine Nucleotides Hypoxanthines Nucleosides Pentosephosphates Phosphoric Acids Adenosine Monophosphate Inosine Ribose Guanosine Triphosphate Adenosine Triphosphate Pentosyltransferases Glucose Adenine Adenosine