The structural basis for functional inactivity of reconstituted 50-S ribosomal subunits of Escherichia coli.

Bacterial Proteins/analysis Centrifugation, Density Gradient Dialysis Electrophoresis, Paper Electrophoresis, Polyacrylamide Gel Escherichia coli/analysis,cytology Lithium Macromolecular Substances Nucleoproteins/analysis Osmolar Concentration Pancreas/enzymology Phosphorus Radioisotopes Protein Binding RNA, Bacterial/analysis RNA, Ribosomal/analysis Ribonucleases Ribosomes/analysis Spectrophotometry, Ultraviolet

Bacterial Proteins Macromolecular Substances Nucleoproteins Phosphorus Radioisotopes RNA, Bacterial RNA, Ribosomal Lithium Ribonucleases