BackgroundInformation | JAK2(JanusKinase2)belongstotheemergingfamilyofnon-receptorJanustyrosinekinases,whichregulateaspectrumofcellularfunctionsdownstreamofactivatedcytokinereceptorsinthelympho-hematopoieticsystem.Immunologicalstimuli,suchasinterferonsandcytokines,inducerecruitmentofStattranscriptionfactorstocytokinereceptor-associatedJAK2.JAK2thenphosphorylatesproximalStatfactors,whichsubsequentlydimerizesandtranslocatestothenucleusandbindtoCISelementsupstreamoftargetgenepromoterstoregulatetranscription.ThecanonicalJAK/Statpathwayisintegraltomaintaininganormalimmunesystembystimulatingproliferation,differentiation,survivalandhostresistancetopathogens.AlteringJAK/Statsignalingtoreducecytokineinducedpro-inflammatoryresponsesrepresentsanattractivetargetforanti-inflammatorytherapies. |