MKGC: a curated molecular knowledgebase for gastric cancer


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Gene Summary for MAPK1 Gene

Official Symbol MAPK1 Gene Type protein-coding
Full Name mitogen-activated protein kinase 1 Entrez 5594
Ensembl ID ENSG00000100030 HGNC 6871
Aliases ERK, ERK-2, ERK2, ERT1, MAPK2, NS13, P42MAPK, PRKM1, PRKM2, p38, p40, p41, p41mapk, p42-MAPK Chromosome Location Chromosome 22, NC_000022.11 (21759657..21867680, complement)
Expression Ubiquitous expression in brain (RPKM 63.3), thyroid (RPKM 32.9) and 25 other tissues
Summary This gene encodes a member of the MAP kinase family. MAP kinases, also known as extracellular signal-regulated kinases (ERKs), act as an integration point for multiple biochemical signals, and are involved in a wide variety of cellular processes such as proliferation, differentiation, transcription regulation and development. The activation of this kinase requires its phosphorylation by upstream kinases. Upon activation, this kinase translocates to the nucleus of the stimulated cells, where it phosphorylates nuclear targets. One study also suggests that this protein acts as a transcriptional repressor independent of its kinase activity. The encoded protein has been identified as a moonlighting protein based on its ability to perform mechanistically distinct functions. Two alternatively spliced transcript variants encoding the same protein, but differing in the UTRs, have been reported for this gene. [provided by RefSeq, Jan 2014]

Paper for MAPK1 Gene

PMID Author Year ID in Paper
Conclusion
32293550 Min Luo 2020 MAPK1 Knockdown of LINC00483 inhibited gastric cancer development in vitro and in vivo by increasing miR-490-3p and decreasing MAPK1, elucidating a novel mechanism for understanding the development of gastric cancer.

Experiment for MAPK1 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
tissue 30 30 qRT-PCR; Western blot China No Reports Up - - The mRNA level and protein level of MAPK1 were increased in gastric cancer tissues and cells. There was a positive correlation between levels of MAPK1 and LINC00483 in gastric cancer tissues. 32293550
cell line - - Cell viability assay; Invasion and migration assay; Flow cytometry - No Reports - - Knockdown of MAPK1 inhibited cells viability, migration and invasion but promoted apoptosis in gastric cancer cells. Moreover, MAPK1 overexpression attenuated the effect of LINC00483 knockdown on gastric cancer development. LINC00483 could increase MAPK1 expression by competitively sponging miR-490-3p. miR-490-3p overexpression suppressed gastric cancer development, which was abated by introduction of LINC00483. Knockdown of MAPK1 inhibited cells viability, migration and invasion but promoted apoptosis in gastric cancer cells. Moreover, MAPK1 overexpression attenuated the effect of LINC00483 knockdown on gastric cancer development. LINC00483 could increase MAPK1 expression by competitively sponging miR-490-3p. miR-490-3p overexpression suppressed gastric cancer development, which was abated by introduction of LINC00483. 32293550
cell line - - Luciferase reporter assay - No Reports - - - LINC00483 positively regulated MAPK1 by sponging miR‑490‑3p in gastric cancer cells 32293550

Function for MAPK1 Gene

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

Interaction for MAPK1 Gene

Interaction Gene Method PMID
miR-490-3p Luciferase reporter assay 32293550
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