LLPH pseudogene 2 (LLPHP2)

LLPH pseudogene 2 (LLPHP2) is a non-protein-coding segment of DNA highly similar to the LLPH gene but rendered inactive by mutations. Pseudogenes such as LLPHP2 are considered "gene relics": they are often formed by duplication or retrotransposition of functional genes, then lose ability to produce functional proteins due to accumulated mutations or regulatory sequence losses[5][6]. Although most pseudogenes are considered nonfunctional, extremely rare cases exist in which a pseudogene transcript may regulate its parent gene or function as a non-coding RNA, but there is no evidence that LLPHP2 displays such regulatory functions[4][5][6]. No disease associations, drug interactions, or diagnostic use have been described for LLPHP2. LLPHP2 should not be confused with the protein-coding gene LLPH (LLP homolog, long-term synaptic facilitation factor), which is expressed in neuronal cells and does have RNA binding activity[1]. Pseudogenes can occasionally interfere with molecular assays, such as PCR, due to sequence similarity with their parent genes, but are not therapeutic targets or biomarkers[5]. LLPHP2 is a nonfunctional pseudogene, not involved in drug targeting, disease biology, or clinical monitoring[4][5][6].

Other names

LLPHP2