title: RNA-protein interactions in the ribosome. VIII. Co-operative interactions in the 50 S subunit of Escherichia coli.
mesh_terms: D001665:Binding Sites; D002874:Chromosome Mapping; D004926:Escherichia coli / Q000378:metabolism*; D046911:Macromolecular Substances; D008970:Molecular Weight; D011485:Protein Binding; D012335:RNA, Ribosomal / Q000378:metabolism; D012269:Ribosomal Proteins / Q000378:metabolism
chemical_list: D046911:Macromolecular Substances; D012335:RNA, Ribosomal; D012269:Ribosomal Proteins