title: Structural studies on the 30 S ribosomal subunit from Escherichia coli.
mesh_terms: D001426:Bacterial Proteins / Q000032:analysis; D004926:Escherichia coli / Q000032:analysis / Q000648:ultrastructure*; D008433:Mathematics; D009690:Nucleic Acid Conformation; D011487:Protein Conformation; D012329:RNA, Bacterial / Q000032:analysis; D012335:RNA, Ribosomal / Q000032:analysis; D012270:Ribosomes / Q000032:analysis / Q000648:ultrastructure*; D012542:Scattering, Radiation; D014965:X-Rays
chemical_list: D001426:Bacterial Proteins; D012329:RNA, Bacterial; D012335:RNA, Ribosomal