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LifeSensors/UM411B UbiTest Buffers Only UbiTest Buffers Only UbiTest Buffers/UM411B UbiTest Buffers Only UbiTest Buffers Only UbiTest Buffers
Thiskitallowsyoutodeterminewhetherornotyourtargetproteinisubiquitylated.
Themostcommonmethodtoinvestigateproteinubiquitylationisthroughimmunoprecipitationandimmunoblotanalysis;however,thesubstrateantibodymayinteractdifferentlywithaubiquitylatedsubstrateduetoepitopemasking,reducedaffinity,orchangesinselectivity.Amoredefinitivemethodfordemonstratingproteinubiquitylationistocoupleimmunoprecipitationwithdigestionbyabroadspectrumdeubiquitylasepriortoimmunoblotanalysis.Anincreasedsignalfortheproteinofinterest(POI)afterDUBtreatmentisaclearindicationthattheproteinwasubiquitylatedeveniftherewasnoclearreactivityintheuntreatedsample.ToavoidpotentialproblemsarisingfromchangesinimmunoreactivityofthePOI,itisbesttopull-downtheproteinwithananti-ubiquitinreagent.WehavebuiltthiskitaroundtheuseofTandemUbiquitinBindingEntities(TUBEs),whichareengineeredtandemUBAswithdissociationconstantsfortetra-ubiquitininthenanomolarrange.ThenanomolaraffinityofTUBEsforpolyubiquitinatedproteinsallows
TUBE1isbasedonUBAsfromtheprotein
ThisproductisprotectedbyoneormoreUSorForeign