title: Molecular interactions between ribosomal proteins. An inspection of S3-S4, S4-S5, and S4-S20 mixtures.
mesh_terms: D004926:Escherichia coli; D008970:Molecular Weight; D012269:Ribosomal Proteins; D014461:Ultracentrifugation
chemical_list: D012269:Ribosomal Proteins