MicroRNA 4457 (MIR4457)

MicroRNA 4457 (MIR4457) is a human small non-coding RNA molecule that belongs to the microRNA family, mainly engaged in post-transcriptional regulation of gene expression. MicroRNAs like MIR4457 bind to complementary sequences on target mRNAs, leading to silencing either by repressing their translation or initiating degradation. Although the specific cellular and disease roles of MIR4457 are not fully characterized, microRNAs are known to have diverse functions in cell differentiation, proliferation, apoptosis, and are implicated in various diseases including cancer. MIR4457 may have distinct tissue-dependent expression and may exist in multiple isoforms (isomiRs), which contribute to functional diversity, and its potential role as a biomarker or therapeutic target remains a subject of ongoing research[1][3][4][5].

Other names

hsa-mir-4457mir-4457MIR4457

RNA-induced silencing complex (RISC) mediated translational repression or mRNA degradation\nSequence-dependent binding to mRNA targets\nPotential modulation via isomiRs (variant forms with distinct function)