Specifications

IQFDiUbTechnologyLifeSensors’diubiquitinsubstratesrepresentanewclassofsubstratesforthecontinuousfluorescentmeasurementoftrueisopeptidaseactivity.TheC-terminusofwildtypeubiquitinisconjugatedviaanisopeptidebondtolysine48(K48)ofasecondubiquitinmoleculewiththeresultantdiubiquitinforminganinternallyquenchedfluorescentFRETpair(IQF).Eachubiquitinislabeledwithasinglemoleculeofeitherafluorescentreporter(i.e.TAMRA)orahighlyefficientquenchingfluorophore.CleavageoftheIQFDiUbbydeubiquitylasesleadstoseparationofthefluorophorefromquencherandsubsequentincreaseinobservedfluorescence.

IQFDiUbVariantsThereisaremarkabledifferencebetweenK48-andK63-linkedubiquitinmoleculesintheirthree-dimensionalstructure,whichaccountsfortheirindividualfunctions.Beyonddifferentiallinkages(e.g.K48,K63,K11),LifeSensorshascreatedsubpanelsofIQFdiubiquitinsubstrateswithineachlinkage.BecauseeachDUBislikelytorecognizeandcleavesubstrateswithuniquestericconsiderations,thesesubpanelsvaryinlocationofreporterfluorophoreandquencher.ItisrecommendedthateachDUBbeempiricallyevaluatedagainstapanelofIQFDiUbsubstratestoselectthetheoptimalfluorophore/quencherpairing.Inordertorapidlydeterminewhichofthesefluorophore/quencherpairsareoptimalforyourDUBand/ordeterminedlinkagespecificityforyourDUB,LifeSensorsoffersapanelof6substratescomprisedofeachK48-linkedsubstrateavailabletodate.Needbulkquantities?Wewouldbehappytoworkoutacustompricethatfitsyourbudget.Pleaseemail info@lifesensors.com formoreinformation.ThisproductiscoveredbyUSpatent#8,518,660.Bypurchasingthisproduct,thepurchaseragreestocomplywiththetermsofourLimitedUseLabelLicensefoundintheproductmanual.

Info

Amount	25uLof20uMpereachsubstrate
State	Liquid
Linkage	K48
Buffer	50mMSodiumMES,pH6.0
Variants	K48-(1-6)
Fluorescentreadout	TAMRA
Storageinformation	IQFDiUbsarestablefor4-6monthsat4ºC.Longterm(>6months)storageat-80ºCisrecommended.Avoidrepeatedfreeze/thawcycles.
DiUb48	DiUb48-1, DiUb48-2, DiUb48-3, DiUb48-4, DiUb48-5, DiUb48-6

Lifesensors 是一家生物技术公司，致力于为治疗，药物发现和研究市场开发支持技术。通过提供创新的研究工具，确立了在泛素和类泛素蛋白途径中的先进地位。此外，我们的原核和真核蛋白表达平台 SUMOpro 和 SUMOstar 在世界范围内被学术、政府、制药和生物技术实体所使用