Term Name:	90S preribosome
Synonyms:
Definition:	A large ribonucleoprotein complex considered to be the earliest preribosomal complex. In S. cerevisiae, it has a size of 90S and consists of the 35S pre-rRNA, early-associating ribosomal proteins most of which are part of the small ribosomal subunit, the U3 snoRNA and associated proteins.
Ontology:	GO: Cellular Component [GO:0030686]    QuickGO    AmiGO