Specifications
UM413MUbiTest:K63Linkage-SpecificMagnetic-TUBEElutionKit
Thiskitallowsyoutodetectwhetheryourtargetproteinisubiquitylatedanddeterminethelinkagetypeoftheubiquitinchain.
Determiningthelinkageofpolyubiquitinontargetproteinsischallenging.ThetrADItionalmethodsareeitherthroughMassSpectrometrywhichiscumbersomeorimmunoblotwith linkagespecific antibodies,whichareunreliable.LifeSensorshasdevelopedamoredefinitivemethodfordemonstratingtheubiquitylationlinkageofaprotein,whichistocoupleimmunoprecipitationofpolyubiquitylatedproteinwithdigestionbya linkagespecificdeubiquitylase priortoimmunoblotanalysis. Anincreasedsignalfortheunmodifiedsubstrateoradecreasedsignalof polyubiquitylated substrateat high molecularweightafterK48/K63specificDUBtreatmentisaclearindicationthattheproteinwasK48/K63ubiquitylated. WehavebuiltthiskitaroundtheuseofMagneticTandemUbiquitinBindingEntities(TUBEs)whichbindtoallubiquitinchainlinkages.Magnetic-TUBEsareTUBEmoietiesdirectlycoupledtomagneticbeads,fortheidentificationandcharacterizationofpolyubiquitinatedproteinsbywesternblottingand/ordownstreamproteomicstudies. Magnetic-TUBEsfacilitateconvenient“one-step”pull-downofpolyubiquitinatedproteins.
ThiskitincludesthefollowingDUBs:
- ALys63linkagespecificDUB–35 µg,10 µM
- AbroadspectrumDUB–25 µg,10 µM