微孔/CC123 |半胱天冬酶8，重组人活性/CC123/25单位
市场价：
¥5340.00
美元价：
3204.00
产品分类：
功能性抗体
公司分类：
Functional_antibody
联系Q Q：
3392242852
电话号码：
4000-520-616
电子邮箱：
info@ebiomall.com
商品介绍
| Description | |
|---|---|
| CatalogueNumber | CC123 |
| BrandFamily | Chemicon® |
| TradeName |
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| Description | Caspase8,recombinanthumanactive |
| Overview | Theactiverecombinanthumancaspase-8wasexpressedinE.coli.Theexpressedcaspase-8spontaneouslyundergoesautoprocessingtoyieldthesubunitscharacteristicoftheactiveenzyme.Therecombinantcaspase-8preferentiallycleavesthesubstratesconsistingofconsensussequenceIETD(e.g.,IETD-AFCandIETD-pNA).Therecombinantenzymecanalsobeusedasapositivecontrolincaspaseassaysorindeterminingthespecifictyofcaspasesubstrates.Recommendedusage:0.5-1unitforfluorometriccaspaseassaysand2-4unitsforcolorimetriccaspaseassays.Optimalworkingdilutionsmustbedeterminedbyenduser. |
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| BackgroundInformation | Caspase-8isamemberoftheinterleukin-1βconvertingenzyme(ICE)familyofcysteineproteases.Aswithothercaspases,caspase-8alsoexistsincellsasaninactiveproenzyme.Duringapoptosisprocaspase-8isprocessedataspartateresiduesbyself-proteolysisand/orcleavagebyanothercaspase.Theprocessedformofcaspase-8consistsoflargeandsmallsubunitswhichassociatetoformtheactiveenzyme.Theactivecaspase-8hasbeenshowntobeinvolvedintheproteolysisofpoly(ADP-ribose)polymerase(PARP),anenzymethatisinvolvedinDNArepairandgenomicmaintenance. |
| ProductInformation | |
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| Presentation | Lyophilized.Reconstitutewith25μlPBScontaining15%glycerol. |
| StorageandShippingInformation | |
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| StorageConditions | Maintainat-70°Cfor3-6months.Avoidrepeatedfreeze/thawcycles. |
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| ApplicationNotes | Recommendedusage:0.5-1unitforfluorometriccaspaseassaysand2-4unitsforcolorimetriccaspaseassays. Optimalworkingdilutionsmustbedeterminedbyenduser. |
| BIOLOGicalInformation | |
|---|---|
| SpecificActivity | 25U:*Whereoneunitoftherecombinantcaspase-8istheenzymeactivitythatcleaves1nmolofthecaspasesubstrateIETD-pNA(pNA:pnitroanaline)perhourat37°Cinareactionsolutioncontaining50mMHEPES,50mMNaCl,0.1%CHAPS,10mMEDTA,5%Glycerol,and10mMDTT. |
| EntrezGeneNumber | |
| EntrezGeneSummary | Thisgeneencodesamemberofthecysteine-asparticacidprotease(caspase)family.Sequentialactivationofcaspasesplaysacentralroleintheexecution-phaseofcellapoptosis.Caspasesexistasinactiveproenzymescomposedofaprodomain,alargeproteasesubunit,andasmallproteasesubunit.Activationofcaspasesrequiresproteolyticprocessingatconservedinternalasparticresiduestogenerateaheterodimericenzymeconsistingofthelargeandsmallsubunits.ThisproteinisinvolvedintheprogrammedcelldeathinducedbyFasandvariousapoptoticstimuli.TheN-terminalFADD-likedeatheffectordomainofthisproteinsuggeststhatitmayinteractwithFas-interactingproteinFADD.ThisproteinwasdetectedintheinsolublefractionoftheaffectedbrainregionfromHuntingtondiseasepatientsbutnotinthosefromnormalcontrols,whichimplicatedtheroleinneurodegenerativediseases.Manyalternativelysplicedtranscriptvariantsencodingdifferentisoformshavebeendescribed,althoughnotallvariantshavehadtheirfull-lengthsequencesdetermined. |
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| UniProtNumber | |
| UniProtSummary | FUNCTION:SwissProt:Q14790#MostupstreamproteaseoftheactivationcascadeofcaspasesresponsIBLefortheTNFRSF6/FASmediatedandTNFRSF1Ainducedcelldeath.BindingtotheadaptermoleculeFADDrecruitsittoeitherreceptor.Theresultingaggregatecalleddeath-inducingsignalingcomplex(DISC)performsCASP8proteolyticactivation.TheactivedimericenzymeisthenliberatedfromtheDISCandfreetoactivatedownstreamapoptoticproteases.ProteolyticfragmentsoftheN-terminalpropeptide(termedCAP3,CAP5andCAP6)arelikelyretainedintheDISC.CleavesandactivatesCASP3,CASP4,CASP6,CASP7,CASP9andCASP10.MayparticipateintheGZMBapoptoticpathways.CleavesADPRT.Hydrolyzesthesmall-moleculesubstrate,Ac-Asp-Glu-Val-Asp--AMC.LikelytargetforthecowpoxvirusCRMAdeathinhibitoryprotein.Isoforms5,6,7and8lackthecatalyticsiteandmayinterferewiththepro-apoptoticactivityofthecomplex. SIZE:479aminoacids;55391Da SUBUNIT:Heterotetramerthatconsistsoftwoanti-parallelarrangedheterodimers,eachoneformedbya18kDa(p18)anda10kDa(p10)subunit.InteractswithFADD,CFLARandPEA15.Isoform9interactsattheendoplasmicreticulumwithacomplexcontainingBCAP31,BAP29,BCL2and/orBCL2L1. SUBCELLULARLOCATION:Cytoplasm. TISSUESPECIFICITY:Isoforms1,5and7areexpressedinawidevarietyoftissues.Highestexpressioninperipheralbloodleukocytes,spleen,thymus,andliver.Barelydetectableinbrain,testis,andskeletalmuscle.DOMAIN:SwissProt:Q14790Isoform9containsaN-terminalextensionthatisrequiredforinteractionwiththeBCAP31complex. PTM:Generationofthesubunitsrequiresassociationwiththedeath-inducingsignalingcomplex(DISC),whereasadditionalprocessingislikelyduetotheautocatalyticactivityoftheactivatedprotease.GZMBandCASP10canbeinvolvedintheseprocessingevents.&PhosphorylateduponDNAdamage,probablybyATMorATR. DISEASE:SwissProt:Q14790#DefectsinCASP8arethecauseofcaspase-8deficiency(CASP8D)[MIM:607271].CASP8Disadisorderresemblingautoimmunelymphoproliferativesyndrome(ALPS).Itischaracterizedbylymphadenopathy,splenomegaly,anddefectiveCD95-inducedapoptosisofperipheralbloodlymphocytes(PBLs).ItleadstodefectsinactivationofT-lymphocytes,B-lymphocytes,andnaturalkillercellsleADIngtoimmunodeficiencycharacterizedbyrecurrentsinopulmonaryandherpessimplexvirusinfectionsandpoorresponsestoimmunization. SIMILARITY:BelongstothepeptidaseC14family.&Contains2DED(deatheffector)domains. |
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品牌介绍
密理博(Millipore)公司成立于1954年，总部位于美国麻省，在全世界设有47个办事处，为100多个国家提供产品和技术服务。目前全球雇员超过5800人，在美国、法国和日本等国家拥有7家大型生产工厂，主要生产过滤膜及膜过滤产品。20世纪80年代，密理博公司进入中国市场。先后在香港、北京、上海、广州及成都设立了办事机构，并于2000年4月在上海浦东外高桥保税区建立了密理博（上海）贸易有限公司。为了更好地满足中国用户的需求，密理博中国主页于2006年11月向广大用户开放，介绍密理博中国有限公司的最新动态，力求为用户打造专业的产品与服务信息交流平台。
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