SRY-box transcription factor 4 mRNA 3'-untranslated region (SOX4 mRNA 3'-UTR)

The SRY-box transcription factor 4 (SOX4) mRNA 3'-untranslated region (3'-UTR) is a critical regulatory segment of the SOX4 transcript that governs the expression of the SOX4 protein (UniProt: P43266). SOX4 is a transcription factor essential for embryonic development, particularly in the heart, pancreas, and B-cell differentiation, but it is frequently hijacked in human cancers (PubMed: 23352658). The 3'-UTR contains numerous seed sequences for microRNAs (miRNAs) such as miR-129, miR-132, and miR-204, which normally act to suppress SOX4 expression; the loss of these miRNAs often leads to SOX4 overexpression and subsequent tumor progression, metastasis, and epithelial-mesenchymal transition (EMT) (PubMed: 23536713, PubMed: 19858301). As a therapeutic target, the SOX4 mRNA 3'-UTR is approached using RNA-based strategies, including antisense oligonucleotides (ASOs) and miRNA mimics, designed to induce mRNA degradation or block translation (PubMed: 24608505). While promising for treating aggressive malignancies, targeting this region requires precise delivery systems to avoid off-target effects and to manage the potential impact on the physiological roles of SOX4 in normal tissue homeostasis.

Other names

SOX4 3'-UTRSRY-box 4 mRNA 3'-UTRSOX4 3'-untranslated region

RNA interference (RNAi), antisense-mediated mRNA degradation, or translational repression