The eukaryotic ribosome biogenesis is a highly orchestrated multistep process that starts at the nucleolus with the transcription of pre-rRNAs 5S and 35S. The latter comprises the mature 18S, 5.8S and 25S rRNAs separated by internal transcribed spacers (ITS1 and ITS2) and externally flanked by the 5...
ORGANISM(S): Saccharomyces cerevisiae (Baker's yeast)