MIR924 host gene (MIR924HG)

MIR924 host gene (**MIR924HG**, also known as **LINC00669**) is a long non-coding RNA (lncRNA) located on chromosome 18q12.2.[4][1] It does not encode a protein and functions primarily by regulating gene expression and signaling pathways involved in cellular proliferation, apoptosis, and immune responses. MIR924HG has been identified as an oncogenic lncRNA in several cancers: it promotes lung adenocarcinoma growth through activation of the Wnt/β-catenin pathway and contributes to proliferation and invasion of nasopharyngeal carcinoma cells via dysregulation of the JAK/STAT pathway[2]. Additionally, it is implicated as a risk factor in endometrial carcinoma, with increased expression associated with worse prognosis[2]. Beyond oncology, GWAS have associated genetic variants in MIR924HG with cognitive traits such as rapid automatised naming, a skill relevant to reading abilities and dyslexia risk[3][4]. There are no approved drugs that target this lncRNA directly, but its activity modulates response to anticancer therapies in high-risk patient groups. Its mechanistic role as a gene regulatory RNA makes it more of a disease biomarker or pathway modulator than a classic drug target[2][3][4].

Other names

LINC00669Long intergenic non-protein coding RNA 669MIR924HG

Not directly targeted by drugs; oncogenic effects due to pathway modulation: - Stimulates Wnt/β-catenin signaling (promotes cell proliferation, reduces apoptosis)[1][2]. - Insulates SOCS1 from affecting JAK/STAT signaling, leading to persistent STAT1 activation and increased cell proliferation and invasion in nasopharyngeal carcinoma[2]. - In endometrial carcinoma, acts as a risk factor, possibly via m6A-related RNA regulatory mechanisms[2].