snoRNA scaRNA Moved from is_a ncRNA (SO:0000655) to is_a snoRNA (SO:0000275) as per request from FlyBase by Dave Sant 24 April 2021. See GitHub Issue #509. 2016-05-19T13:42:45Z http://www.ncbi.nlm.nih.gov/pmc/articles/PMC126017/ small Cajal body-specific RNA nicole small Cajal body specific RNA sequence SO:0002095 A ncRNA, specific to the Cajal body, that has been demonstrated to function as a guide RNA in the site-specific synthesis of 2'-O-ribose-methylated nucleotides and pseudouridines in the RNA polymerase II-transcribed U1, U2, U4 and U5 spliceosomal small nuclear RNAs (snRNAs).