[Affinity of Escherichia coli ribosomes for streptomycin].

Bacterial Proteins/metabolism Carbon Isotopes Centrifugation, Density Gradient Drug Resistance, Microbial Escherichia coli/drug effects Microscopy, Electron Mutation Peptide Biosynthesis Phenylalanine Polynucleotides RNA, Bacterial/metabolism Receptors, Drug Ribosomes/drug effects,metabolism Streptomycin/pharmacology Time Factors Ultracentrifugation

Bacterial Proteins Carbon Isotopes Polynucleotides RNA, Bacterial Receptors, Drug Phenylalanine Streptomycin