RNA, U6 small nuclear 921, pseudogene (RNU6-921P)

**RNA, U6 small nuclear 921, pseudogene (RNU6-921P)** is a processed pseudogene derived from the U6 small nuclear RNA (snRNA) gene family[2][7]. U6 snRNA itself is a highly conserved noncoding RNA essential for catalysis in pre-mRNA splicing as a component of the spliceosome[3][5]; however, RNU6-921P is a **pseudogene**, meaning it is a nonfunctional genomic copy created mostly by retrotransposition events, with no evidence for protein-coding potential or direct functional roles in cellular biology[2][7]. Such snRNA pseudogenes are extremely abundant in the human genome and serve mainly as genomic "fossils" that mark the history of retrotransposition but do not contribute to the canonical biological activity of U6 snRNA or the spliceosome[7]. There are currently no known disease roles, functions, associated drugs, or biomarker utility for this pseudogene, and it is not considered a druggable therapeutic target[2][7]. **Notes on correctness:** - This entry is for a *pseudogene*, not a protein, receptor, enzyme, or other functional macromolecular target in a therapeutic/druggable sense[2][7]. - It is important to distinguish between the functional U6 snRNA gene and its numerous pseudogene copies such as RNU6-921P[2][5][7]. - Pseudogenes like RNU6-921P typically have no protein product, no direct biological activity, and are not regarded as drug or disease targets[7]. - The correct canonical form should refer only to the active U6 snRNA gene or its spliceosomal function if a functional target is intended.

Other names

RNU6-921PRNA, U6 small nuclear 921, pseudogene