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Excellgen/Lelch-like ECH-associated protein 1, KEAP1/RP-71/100

ProductNameLelch-likeECH-associatedprotein1,KEAP1
Size100µg
Description

Keap1hasfourdiscreteproteindomains.TheN-terminalBroadcomplex,TramtrackandBric-à-Brac(BTB)domaincontainstheCys151residue,whichoneoftheimportantcysteinesinstresssensing.Theinterveningregion(IVR)domaincontainstwocriticalcysteineresidues,Cys273andCys288,whichareasecondgroupofcysteinesimportantforstresssensing.Adoubleglycinerepeat(DGR)andC-terminalregion(CTR)domainscollaboratetoformaβ-propellerstructure,whichiswhereKeap1interactswithNrf2.

Keap1hasbeenshowntointeractwithNrf2,amasterregulatoroftheantioxidantresponse,whichisimportantfortheameliorationofoxidativestress.Underquiescentconditions,Nrf2isanchoredinthecytoplasmthroughbindingtoKeap1,which,inturn,facilitatestheubiquitinationandsubsequentproteolysisofNrf2.SuchsequestrationandfurtherdegradationofNrf2inthecytoplasmaremechanismsfortherepressiveeffectsofKeap1onNrf2.

BecauseNrf2activationleadstoacoordinatedantioxidantandanti-inflammatoryresponse,andKeap1repressesNrf2activation,Keap1hasbecomeaveryattractivedrugtarget.Syntheticoleanetriterpenoidcompounds,knownasantioxidantinflammationmodulators(AIMs)havebeenshowntoblockKeap1-dependentNrf2ubiquitinationandleADIngtothestABIlizationandnucleartranslocationofNrf2andsubsequentinductionofNrf2targetgenes.

Sourcebaculovirus/sf9cells
FusionTag6XHis
PurificationMethodFPLC
Purity

~95%asdeterminedbySDS-PAGE

GeneID9817
Accession#NM_000546
GeneName

kelch-likeECH-associatedprotein1

GeneSymbol

KEAP1

GeneSynonymsINrf2;KLHL19
MW69.6kDa
ProteinSequence

1MQPDPRPSGAGACCRFLPLQSQCPEGAGDAVMYASTECKAEVTPSQHGNRTFSYTLEDHT
61KQAFGIMNELRLSQQLCDVTLQVKYQDAPAAQFMAHKVVLASSSPVFKAMFTNGLREQGM
121EVVSIEGIHPKVMERLIEFAYTASISMGEKCVLHVMNGAVMYQIDSVVRACSDFLVQQLD
181PSNAIGIANFAEQIGCVELHQRAREYIYMHFGEVAKQEEFFNLSHCQLVTLISRDDLNVR
241CESEVFHACINWVKYDCEQRRFYVQALLRAVRCHSLTPNFLQMQLQKCEILQSDSRCKDY
301LVKIFEELTLHKPTQVMPCRAPKVGRLIYTAGGYFRQSLSYLEAYNPSDGTWLRLADLQV
361PRSGLAGCVVGGLLYAVGGRNNSPDGNTDSSALDCYNPMTNQWSPCAPMSVPRNRIGVGV
421IDGHIYAVGGSHGCIHHNSVERYEPERDEWHLVAPMLTRRIGVGVAVLNRLLYAVGGFDG
481TNRLNSAECYYPERNEWRMITAMNTIRSGAGVCVLHNCIYAAGGYDGQDQLNSVERYDVE
541TETWTFVAPMKHRRSALGITVHQGRIYVLGGYDGHTFLDSVECYDPDTDTWSEVTRMTSG
601RSGVGVAVTMEPCRKQIDQQNCTC

StorageBuffer20mMTris-Cl(pH8.0),50%Glycerol,100mMKCl,1mMDTTand0.2mMEDTA
Storage-20to-80°C.
Shipping4°Cordryice
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