Long intergenic non-protein coding RNA 1639 (LINC01639)

Long intergenic non-protein coding RNA 1639 (LINC01639) is a member of the long non-coding RNA (lncRNA) class, specifically classified as a long intergenic non-coding RNA (lincRNA), meaning it is transcribed from regions of the genome that do not overlap protein-coding genes. LINC01639 has been identified as upregulated in non-alcoholic fatty liver disease (NAFLD) and is involved in regulating the expression of apoptosis-related genes, cytokine signaling pathways (including TNF/TGFβ), and growth factors. Loss-of-function studies indicate that suppression of LINC01639 leads to changes in the expression of genes such as TYMS, DUSP2, SRF, CXCL3, TNFRSF10D, BAD, FGF21, and IGF1 in hepatic cells, suggesting its regulatory role in hepatic metabolism, inflammation, and cell survival related to NAFLD pathology. LINC01639 is not a classical therapeutic target (e.g., receptor or enzyme); rather, it may act as a regulatory RNA in gene expression networks and is potentially useful as a biomarker for liver disease status. There are no known drugs directly targeting LINC01639 or established therapeutic mechanisms involving this lncRNA.

Other names

LINC01639