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- •CellDeathDis.2017Apr6;8(4):e2726.
- •HarvardMedicalSchoolLINCSLIBRARY
Description | BIX-01294isaninhibitorofG9aHistoneMethyltransferasewithIC50of1.9μM. |
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IC50&Target | IC50:1.9μM(G9aHistoneMethyltransferase) |
InVitro | BIX-01294(4.1μM)treatmentof G9anullEScellsresultsinafurtherreductioninH3K9me2levels.BIX-01294reducesH3K9me2atseveralG9atargetgenes[1].BIX-01294(5µM)reduceslevelsofglobalH3K9methylationinpronuclear-and2-cell-stageembryos.EmbryostransientlyexposedtoBIX-01294haveareducedABIlitytoestablishpregnancy[2].BIX-01294(1µg/mL)causesreductionintheBrdUincorporationoffetalPASMCs.BIX-01294treatmentdecreasesthePASMCsmigrationinducedbyPDGF[3]. |
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KinaseAssay [1] | Testcompoundsaredilutedto12μg/mLin50mMTris-HClpH8.5containing4%DMSOand10μLisdispensedintothewells.Blankandcontrolwellsreceiveonlycompoundbuffer.GST-G9aat10μg/mLandSAMat40μMaredilutedin50mMTrisHClpH8.5/10mMDTTandaddedinavolumeof20μL.BlankwellsreceiveTris/DTTbufferonly.Thereactionsareinitiatedbytheadditionof800nMH3(1-20)-cySBIotinsubstratein50mMTrispH8.5inavolumeof10μL,andincubatedatroomtemperaturefor60minutes.Theplatesarewashed3timeswith100μLofishBuffer(50mMTrispH7.4,150mMNaCl,0.05%Tween20,0.2%BSA).Next,50μLofluoroimmunoassay(FI)Buffer(50mMTrisHClpH7.8,150mMNaCl,0.05%Tween40,25μMDTPA,0.2%BSA,0.05%BGG)containing5ngα-2X-di-methH3-K9and5nggoatanti-rabbitEuchelateisaddedtoallwellsoftheplate,andtheplateisincubatedforanadditionalhouratroomtemperature.Theplatesarewashed3timeswith100μLofishBuffer,and50μLofEnhancementSolutionisaddedtoeachwell.Timeresolvedfluorescenceismeasuredafter45minutesonaViewluxMicroplateImagerimagingfor15secondswitha354μswindow,400μsdelay,excitationat360nm,andemissionat618nm.MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||||||||||||
CellAssay [3] | Briefly,fetalPASMCsareplatedin96-wellplatesandstarvedfor24hat0.1%serumcontainingmedium.PDGF-BBisaddedfor24hattheindicatedconcentrationsinthepresenceorabsenceofBIX-01294.BrdUlabelsolutionisaddedtoeachwell18hpriortoanalysis.Denaturingsolutionisaddedtoeachwellfor30minatroomtemperatureafterremovingthecontentsofwells.Then,anti-BrdUantibodyisaddedtoeachwellandincubatedfor1handperoxidasegoatanti-mouseIgGHRPconjugateisaddedinthewellfor30minatroomtemperature.Theabsorbanceisreadat450-540nmonaGlomaxMultipleDetectionSystem.MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. References |
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