Regulatory mechanisms and protein synthesis. X. Codon recognition on 30 S ribosomes.

Amino Acids/metabolism Bacterial Proteins/biosynthesis Carbon Isotopes Centrifugation, Zonal Escherichia coli/cytology Genetic Code Hydrogen-Ion Concentration In Vitro Techniques Peptide Biosynthesis Phenylalanine/metabolism Polynucleotides RNA, Transfer/metabolism Ribosomes/metabolism Tritium Uracil Nucleotides

Amino Acids Bacterial Proteins Carbon Isotopes Polynucleotides Uracil Nucleotides Tritium Phenylalanine RNA, Transfer