Reconstitution of 50S ribosomal subunits from protein-free ribonucleic acid.

Acyltransferases/metabolism Bacillus/cytology Bacterial Proteins/isolation & purification,metabolism Centrifugation, Density Gradient Electrophoresis, Polyacrylamide Gel Genetic Code Guanosine Triphosphate/metabolism Hydrogen-Ion Concentration Magnesium Peptide Biosynthesis Peptide Chain Elongation, Translational Phenylalanine Poly U/metabolism Protein Binding RNA, Bacterial RNA, Ribosomal RNA, Transfer/metabolism Ribosomes/enzymology,metabolism Tritium Ultracentrifugation Urea

Bacterial Proteins RNA, Bacterial RNA, Ribosomal Tritium Poly U Phenylalanine Guanosine Triphosphate Urea RNA, Transfer Acyltransferases Magnesium