title: Purification and characterization of protein synthesis initiation factors IF1, IF2, and IF3 from Escherichia coli.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D001426:Bacterial Proteins / Q000096:biosynthesis*; D004926:Escherichia coli / Q000378:metabolism*; D008970:Molecular Weight; D009239:N-Formylmethionine; D010442:Peptide Chain Initiation, Translational; D010448:Peptide Initiation Factors / Q000302:isolation & purification; D012343:RNA, Transfer / Q000378:metabolism; D012270:Ribosomes / Q000378:metabolism
chemical_list: D000596:Amino Acids; D001426:Bacterial Proteins; D010448:Peptide Initiation Factors; D009239:N-Formylmethionine; D012343:RNA, Transfer