title: Physical characteristics of 23 S rRNA from the 50 S ribosomal subunit of Escherichia coli.
mesh_terms: D004926:Escherichia coli / Q000032:analysis*; D008433:Mathematics; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D012335:RNA, Ribosomal / Q000032:analysis*; D012270:Ribosomes / Q000032:analysis*
chemical_list: D012335:RNA, Ribosomal