Fibroblast growth factor receptor-like 1 mRNA 3' untranslated region (FGFRL1 mRNA 3'UTR)

The Fibroblast growth factor receptor-like 1 (FGFRL1) mRNA 3' untranslated region (3'UTR) is a significant regulatory segment of the FGFRL1 transcript, which encodes a member of the fibroblast growth factor receptor family that lacks a functional intracellular tyrosine kinase domain (UniProt Q8N441). This 3'UTR is characterized by its substantial length and the presence of multiple conserved binding sites for microRNAs, most notably miR-210, which plays a pivotal role in cellular responses to hypoxia and tumor progression (PubMed: 25670455). In many cancers, the FGFRL1 3'UTR acts as a competing endogenous RNA (ceRNA), effectively sequestering miRNAs and preventing them from binding to other target mRNAs, thereby influencing oncogenic signaling pathways (PubMed: 30034155). Dysregulation of this region is frequently observed in bladder cancer and hepatocellular carcinoma, where it correlates with altered cell proliferation and apoptosis rates. While no clinical-stage small molecules currently target this specific RNA sequence, it is a focus of intense research for RNA-based therapeutics, including antisense oligonucleotides and miRNA-based modulators designed to restore normal gene expression patterns. Understanding the structural and functional landscape of the FGFRL1 3'UTR provides a strategic entry point for developing precision medicines that target the post-transcriptional regulatory network in complex diseases.

Other names

FGFR5 mRNA 3'UTRFibroblast growth factor receptor 5 mRNA 3' untranslated regionFGFRL1 3'UTRFGFR-like 1 3'UTR

Modulation of mRNA stability and translation through competitive binding of microRNAs or antisense-mediated degradation.