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Oxford Genetics/pSF-CMV-FLuc-CMV-Cas9WT-BgH_Sbf1 (OG3532) CRISPR/Cas9 Expression Plasmid/OG3532/1 Ea
PlasmidInfo:
PlasmidInformation
ProductName:pSF-CMV-FLuc-CMV-Cas9WT-BgH_Sbf1
ProductCode:OG3532
Size(bp):10913bp
BacterialAntibioticSelection:AmpR
OriginandCompatibility:pUChighcopyderivedfrompBR322
BacterialCopyNumber:500-700percell
Promoter:Cytomegalovirus(CMV)immediateearlypromoter/Cytomegalovirus(CMV)immediateearlypromoter
PlasmidPurpose:
ThisdualexpressionvectorisdesignedtoexpressCas9fromtheCMVpromoterintheSbf1siteaswellasthefireflyluciferasereportergenefromaCMVpromoterinthemainMCS.
PromoterExpressionLevel:ThisplasmidcontainsthemammalianCMVpromotertodrivegeneexpression.WehavetestedallofourmammalianpromotersinarangeofcelltypesandCMVisconsistentlythestrongestinthosewehavestudied.HowevertherearemanyreportsoftheCMVpromoterdemonstratingsilencingbymethylationinlong-termculture.ForthisreasonwestockarangeofotherpromotersthatarecompatIBLewiththisplasmidandareavailableonrequest.
SequenceandMap:
OtherInfo:
TranscriptionTermination:Thisplasmidcontainsthreealternativetranscriptionterminatorsformammalianbacterialandbacteriophage(T7)expression.Thismeansthatonlythepromoterneedstobechangedtoaltertheexpressionsystemyouareusing.Wesellmultiplepromotersthatcanbeusedineachofthesesystems.Thepresenceofeachterminatordoesnotreduceexpressioninthealternativesystems.TheCas9proteinisterminatedbytheBovinegrowthhormonepolyAsignal.
Cloning:
Cloninginagene:Thisplasmidcontainsagene(FLuc)withinthemainmultiplecloningsite(NotI-ClaI).Anyplasmidthatwesellwherethegeneisthisconfigurationwillbelocatedintheexactsamepositioninrelationtothestartandstopcodonofthegeneintheplasmid.TheonlyexceptionstothisrulearefusionsproteinswherethefusiongenemaybepositionedatthefrontorendoftheMCStoallowgenefusion.
Bypositioningallofourgenesinthesamelocationitallowsthemtobetransferredbetweenplasmidsusingthesamecloningmethodandrestrictionsitesregardlessoftheplasmidbeingusedfromourproductrange.Insertinganewgeneintothisplasmidshouldbeeasilypossibleusingarangeofstandardrestrictionenzymesitesthatflankthegenecurrentlyinthevector.
Multiplecloningsitenotes:ThereareafewimportantsiteswithintheMCS.TheseincludetheNcoIsitetheXbaIsiteandtheBsgIandBseRIsites.TheNcoIsitecontainsastartcodonthatisimmediatelydownstreamofbothaKozakandShine-Dalgarnoribosomalbindingsite.Theseallowforoptimalpositioningofgeneswhenthestartcodonisplacedinthislocation.IfthisisnotrequiredandyouwishtouseadownstreamsiteforgenecloningyoucanremovetheNcoIsitebycleavingtheplasmidwithKpnI.
BseRIandBsgIsitesarenon-palindromicandcleaveadefinednumberofbasesawayfromtheirbindingsites.Thisallowsthemtocuttheupstreamstopcodoninthegeneinthisplasmidregardlessofthegenesequence.
IPStatus:
IntellectualPropertyStatusThisproductispartofourSnapFastProplasmidrange,formoreinformationontheIntellectualpropertystatusofthisplasmidpleaseclickhere
