MKGC: a curated molecular knowledgebase for gastric cancer


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Gene Summary for MIR494 Gene

Official Symbol MIR494 Gene Type miRNA
Full Name microRNA 494 Entrez 574452
Ensembl ID ENSG00000194717 HGNC 32084
Aliases MIRN494, hsa-mir-494, mir-494 Chromosome Location Chromosome 14, NC_000014.9 (101029634..101029714)
Expression -
Summary microRNAs (miRNAs) are short (20-24 nt) non-coding RNAs that are involved in post-transcriptional regulation of gene expression in multicellular organisms by affecting both the stability and translation of mRNAs. miRNAs are transcribed by RNA polymerase II as part of capped and polyadenylated primary transcripts (pri-miRNAs) that can be either protein-coding or non-coding. The primary transcript is cleaved by the Drosha ribonuclease III enzyme to produce an approximately 70-nt stem-loop precursor miRNA (pre-miRNA), which is further cleaved by the cytoplasmic Dicer ribonuclease to generate the mature miRNA and antisense miRNA star (miRNA*) products. The mature miRNA is incorporated into a RNA-induced silencing complex (RISC), which recognizes target mRNAs through imperfect base pairing with the miRNA and most commonly results in translational inhibition or destabilization of the target mRNA. The RefSeq represents the predicted microRNA stem-loop. [provided by RefSeq, Sep 2009]

Paper for MIR494 Gene

PMID Author Year ID in Paper
Conclusion
29568970 Zhili Shen 2018 miR-494 Cinobufacini suppresses GC cells proliferation and promotes apoptosis partially through the regulation of miR-494-BAG-1 axis, which may provide a novel insight into the functional mechanism of cinobufacini.

Experiment for MIR494 Gene

Sample Type Sample Number GC Sample Number nonGC Method Region Hpylori Normal vs. GC Early-stage vs. Advanced stage Biological Functions in GC Cells Result PMID
blood 50 50 qRT-PCR China No Reports Down - - The expression level of miR-494 was lower in patients with GC than in healthy control subjects. The expression of miR-494 and BAG-1 exhibited opposing trends of in cinobufacini-treated cells, with miR-494 was upregulated and BAG-1 downregulated by cinobufacini. The miR-494 inhibitor partially reversed the cinobufacini-induced decreased expression of BAG-1. 29568970
cell line - - Cell proliferation assay; Flow cytometry - No Reports - - - Treatment with cinobufacini suppressed proliferation and promoted apoptosis of gastric cancer cells.knockdown of miR-494 in cinobufacini-treated cells promoted cell proliferation and inhibited cell apoptosis. Inhibition of BAG-1 in cinobufacini-treated cells partially abrogated the effects of miR-494 inhibitor on cell proliferation and apoptosis. 29568970

Function for MIR494 Gene

Functional Type AUC Overall Survival Disease-free Survival
mechanism - - -

Interaction for MIR494 Gene

Interaction Gene Method PMID
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