RNA, U4 small nuclear 57, pseudogene (RNU4-57P)

RNU4-57P (RNA, U4 small nuclear 57, pseudogene) is classified as a pseudogene in the human genome. It is a predicted or annotated copy of the gene encoding U4 small nuclear RNA (snRNA), an essential component of the major spliceosome complex required for pre-mRNA splicing in eukaryotes[3][5][7]. Unlike the functional RNU4-2 gene, which encodes U4 snRNA and is implicated in neurodevelopmental disorders (such as ReNU syndrome) when mutated[3][5][6][7], pseudogene copies like RNU4-57P are generally regarded as non-functional. They do not produce an active RNA molecule and have not been shown to play a role in normal biology, disease, drug interaction, or serve as therapeutic or diagnostic markers. **Notes on correctness:** - **is_incorrect:** true, because RNU4-57P is a pseudogene and NOT a canonical, functional spliceosome component or molecular target; there are no known biological activities, disease associations, or drugs targeting this pseudogene. Many similar pseudogenes for U4 snRNA (e.g., RNU4-52P, RNU4-78P) exist, and functional information pertains to RNU4-2 or RNU4-1 genes, not to pseudogenes[2][1]. - Functional and disease associations detailed in research apply to *functional U4 snRNA genes* (notably RNU4-2), which are critical for splicing and display dominant or recessive pathogenic variants involved in neurodevelopmental disorders[3][5][6][7]. These findings do NOT pertain to RNU4-57P or other pseudogenes. **Summary of classification:** - RNU4-57P is a **pseudogene** of U4 snRNA, not a protein, receptor, enzyme, or transporter. - No biological function, disease involvement, or drug interactions are known for RNU4-57P. - If your goal is to identify therapeutic or biological targets, *refer to the functional U4 snRNA genes (RNU4-2, RNU4-1)*, not their pseudogenes[3][5][7].

Other names

RNU4-57PRNA, U4 small nuclear 57, pseudogene