title: Proteins occurring at, or near, the subunit interface of E. coli ribosomes.
mesh_terms: D000906:Antibodies; D002499:Centrifugation, Density Gradient; D004926:Escherichia coli / Q000276:immunology*; D007128:Immunoglobulin Fragments; D008274:Magnesium; D011506:Proteins / Q000032:analysis*; D012335:RNA, Ribosomal; D012270:Ribosomes / Q000032:analysis*; D013395:Sucrose; D014461:Ultracentrifugation
chemical_list: D000906:Antibodies; D007128:Immunoglobulin Fragments; D011506:Proteins; D012335:RNA, Ribosomal; D013395:Sucrose; D008274:Magnesium