Source:http://linkedlifedata.com/resource/umls/id/C0035552
MSH: Proteins found in ribosomes. They are believed to have a catalytic function in reconstituting biologically active ribosomal subunits.,CSP: diverse family of proteins found in ribosomes.,NCI: Proteins present within the ribosomal subunits. In eukaryotes there are 50 proteins in the large subunit and 33 in the small subunit. (from On-line Medical Dictionary)