the interaction of ribosomal protein el23 from e. coli and l25 from yeast with yeast 26s rrna was analysed by nitrocellulose filter binding and rnase protection experiments using both intact rrna and various fragments prepared by in vitro transcription of cloned yeast rdna regions in the sp6 system .
C0035553
ribosomal
C0035701
rrna