2023
MKP1 promotes nonalcoholic steatohepatitis by suppressing AMPK activity through LKB1 nuclear retention
Qiu B, Lawan A, Xirouchaki C, Yi J, Robert M, Zhang L, Brown W, Fernández-Hernando C, Yang X, Tiganis T, Bennett A. MKP1 promotes nonalcoholic steatohepatitis by suppressing AMPK activity through LKB1 nuclear retention. Nature Communications 2023, 14: 5405. PMID: 37669951, PMCID: PMC10480499, DOI: 10.1038/s41467-023-41145-5.Peer-Reviewed Original Research
2022
A novel site on dual-specificity phosphatase MKP7/DUSP16 is required for catalysis and MAPK binding
Shillingford S, Zhang L, Surovtseva Y, Dorry S, Lolis E, Bennett AM. A novel site on dual-specificity phosphatase MKP7/DUSP16 is required for catalysis and MAPK binding. Journal Of Biological Chemistry 2022, 298: 102617. PMID: 36272649, PMCID: PMC9676401, DOI: 10.1016/j.jbc.2022.102617.Peer-Reviewed Original ResearchConceptsMitogen-activated protein kinaseP38 mitogen-activated protein kinaseMAPK bindingRegulatory mechanismsAllosteric siteMKP family membersNovel allosteric siteSmall molecule targetingMAPK/JNKAdditional regulatory mechanismsPhosphatase functionPhosphatase domainP38 MAPK/JNKProtein kinaseMKP7Site mutantsMAPK signalingAllosteric pocketMolecule targetingMAPK dephosphorylationMutantsNovel siteJNKCatalytic siteDephosphorylation