use of 1-ethyl-3- ( 3-dimethylaminopropyl ) carbodiimide to introduce rna-protein crosslinks in the 40s and 60s subunits of the cytoplasmic ribosome of tetrahymena thermophila is described , and proteins linked covalently to 17s and 26s ribosomal rnas are identified .
C0035668
rna
C0035701
ribosomal rnas