RNA, 5S ribosomal pseudogene 518 (RNA5SP518)

RNA, 5S ribosomal pseudogene 518 (RNA5SP518) is a non-coding genomic DNA sequence that shares significant similarity with the 5S ribosomal RNA gene but has lost functionality due to mutations or genomic rearrangements. Unlike functional 5S rRNA genes, which are essential components of the large ribosomal subunit involved in protein synthesis[1][3], pseudogenes like RNA5SP518 do not produce functional RNA products and are not involved in ribosome assembly or cellular signaling. Pseudogene expression can occur and be measured in certain contexts (e.g., cancer or as non-coding RNA transcripts), but there is no evidence that this or most other 5S pseudogenes are involved in disease mechanisms or represent meaningful therapeutic targets[4]. Additional context: - 5S rRNA itself is a highly conserved small RNA component of the ribosome, essential for ribosomal structure and function in most domains of life[1][3]. However, pseudogenes do not retain this function. - Some pseudogenes may have regulatory RNA functions (e.g., microRNA sponges or antisense transcripts), but such a role has not been established for RNA5SP518[4]. - Pseudogenes overall are frequently catalogued for their evolutionary and transcriptional significance, but individually, most are not druggable or therapeutic targets unless proven otherwise[4].

Other names

RN5S518RNA5SP518RNA, 5S ribosomal 518