E2F transcription factor 3a mRNA 3' untranslated region (E2F3a mRNA 3'UTR) (E2F3a mRNA 3'UTR)

The E2F3a mRNA 3' untranslated region (3'UTR) is a vital regulatory sequence located at the 3' end of the E2F3a transcript, which encodes a transcription factor essential for the G1/S phase transition of the cell cycle [PMID: 11533234]. This region serves as a hub for post-transcriptional regulation, containing numerous binding sites for microRNAs (miRNAs) and RNA-binding proteins that control the stability and translation of the mRNA [PMID: 22431511]. In various oncogenic contexts, the loss of specific tumor-suppressive miRNAs that target the E2F3a 3'UTR results in the pathological overexpression of E2F3a, driving aggressive tumor growth and metastasis [PMID: 17513604]. Consequently, the E2F3a 3'UTR is a significant therapeutic target for RNA-based interventions, such as miRNA mimics or antisense oligonucleotides, designed to restore normal regulatory control and suppress E2F3a-driven proliferation [PMID: 25605114]. Research has demonstrated that targeting this region can effectively inhibit the progression of several malignancies, including bladder, prostate, and lung cancers, making it a focal point for precision oncology [PMID: 18413733].

Other names

E2F3a 3'UTRE2F3 isoform a 3' untranslated regionE2F3 3'UTRE2F3a 3-prime UTR

RNA interference (RNAi) and miRNA-mediated post-transcriptional gene silencing via sequence-specific binding to the 3'UTR, leading to mRNA degradation or translational repression.