RNA, U1 small nuclear 101, pseudogene (RNU1-101P)

**RNA, U1 small nuclear 101, pseudogene (RNU1-101P)** is classified as a small nuclear RNA (snRNA) pseudogene—a DNA sequence that closely resembles a functional gene (in this case, U1 snRNA) but has lost its ability to encode a functional RNA due to mutations or incomplete sequences[1][5][6]. U1 snRNA, when functional, is an essential part of the spliceosome complex responsible for pre-mRNA splicing, but pseudogenes such as RNU1-101P do not typically generate active products or act as drug targets[1][5][6]. Pseudogenes were traditionally considered nonfunctional, but emerging research suggests some pseudogenes may be transcribed and exert regulatory effects at the RNA level (for example, as competing endogenous RNAs, miRNA decoys, or siRNA sources)[2][5]. However, there is no specific evidence that RNU1-101P itself plays a functional regulatory role, serves as a therapeutic target, interacts with drugs, or acts as a biomarker; its main relevance is as part of the broader pseudogene family[1][2][5]. Therefore, **RNU1-101P should not be classified as a canonical drug target or receptor**, and its listing as a target is incorrect in the context of therapeutic development[1][5][6].

Other names

RNU1-101P