Intracellular protein degradation in mammalian and bacterial cells.

Amino Acids/metabolism Bacterial Proteins/biosynthesis,metabolism Carbon Radioisotopes Chymotrypsin Electrophoresis Escherichia coli/metabolism Half-Life Isotope Labeling Kinetics Levulinic Acids/metabolism Liver/metabolism Mutation Peptide Hydrolases Protein Biosynthesis Proteins/metabolism RNA, Bacterial/metabolism RNA, Transfer/metabolism Streptomyces/enzymology Time Factors Tritium Trypsin Valine/metabolism

Amino Acids Bacterial Proteins Carbon Radioisotopes Levulinic Acids Proteins RNA, Bacterial Tritium RNA, Transfer Peptide Hydrolases Chymotrypsin Trypsin Valine