RNA, U1 small nuclear 148, pseudogene (RNU1-148P)

RNU1-148P (RNA, U1 small nuclear 148, pseudogene) is annotated as a pseudogene of the U1 small nuclear RNA (U1 snRNA) gene family[1]. U1 snRNA genes encode small nuclear RNAs that are essential components of the spliceosome complex, responsible for pre-mRNA splicing in eukaryotic cells[3][5]. While the canonical U1 genes (e.g., RNU1-1) are essential for mRNA splicing, pseudogenes like RNU1-148P are genomic sequences that resemble functional snRNA genes but typically contain mutations, insertions, or deletions that render them incapable of producing functional RNA or protein[5]. Recent studies have revealed that some U1 snRNA pseudogenes (sometimes termed variant U1 or "vU1") may be transcribed and in rare cases could have regulatory functions at the RNA level in specific contexts, such as influencing pre-mRNA processing or acting as regulatory RNAs in certain cell types[5][6]. However, this has been experimentally demonstrated only for particular variant pseudogenes, and most snRNA pseudogenes remain presumed non-functional[5][6]. There is no evidence in the literature or gene annotation databases that RNU1-148P itself is a validated, expressed, or functional RNA[1]. RNU1-148P is not considered a therapeutic target, as it is not a receptor, enzyme, transporter, or other druggable molecule[1][5]. There are no known drugs, biomarkers, or disease associations specific to this pseuodogene. The target as written is structurally and functionally distinct from the canonical, protein/RNA-coding forms of U1 snRNA genes. In summary: - RNU1-148P is a pseudogene of the U1 small nuclear RNA family[1]. - It is not an established or potential therapeutic target. - There are no known drugs, biomarkers, or disease roles for this specific gene. - Most pseudogenes, including RNU1-148P, are presumed non-functional, although a subset of variant U1 snRNAs may have cell-specific functions[5]. If you intended to refer to functional U1 snRNA genes or their pseudogene-derived regulatory RNAs generally (rather than RNU1-148P in particular), some of the above properties may differ. For the current target, the entry is most accurately classified as not a correct or actionable target for drug development or clinical assay purposes[1][5][6].

Other names

RNU1-148PRNA, U1 small nuclear 148, pseudogene