顯示屏玻璃隱形切割鉆孔飛秒激光器設(shè)備價(jià)格
康寧大猩猩4玻璃切割鉆孔皮秒激光器隱形切割設(shè)備
上海飛秒激光器藍(lán)寶石玻璃切割鉆孔設(shè)備價(jià)格
上海玻璃和玻璃管鉆孔激光切割設(shè)備價(jià)格
上海飛秒激光器藍(lán)寶石玻璃切割激光鉆孔設(shè)備價(jià)格
上海玻璃管鉆孔激光切割設(shè)備價(jià)格
上海市藍(lán)寶石玻璃切割飛秒激光器鉆孔設(shè)備價(jià)格
玻璃管切割鉆孔激光打孔設(shè)備價(jià)格
藍(lán)寶石玻璃切割鉆孔飛秒激光器打孔價(jià)格
平板玻璃切割鉆孔激光打孔設(shè)備價(jià)格
分子特性:牛凝血酶的分子特性符合高比活度酶的標(biāo)準(zhǔn),純度達(dá)到SDS-PAGE電泳無雜蛋白條帶的要求。穩(wěn)定性:牛凝血酶在室溫下運(yùn)輸穩(wěn)定,在2~8℃條件下可保存3年而酶活力未有變化。應(yīng)用效果:在1:2000的質(zhì)量比下,牛凝血酶能有效切割蛋白,適用于科研和工業(yè)生產(chǎn)中的重組融合蛋白特異性斷裂。討論科研應(yīng)用:牛凝血酶因其高比活度和專一性,在分子生物學(xué)、生物化學(xué)和生物工程制藥研究中作為工具酶具有重要價(jià)值。臨床:作為止血藥物,牛凝血酶在外科手術(shù)中的應(yīng)用超過100年,因其簡(jiǎn)便和高效而受到青睞6。生產(chǎn)優(yōu)勢(shì):牛凝血酶的生產(chǎn)穩(wěn)定性好,純度高,不含有其他蛋白酶活性,適合大規(guī)模生產(chǎn)和應(yīng)用。全長(zhǎng)跨膜蛋白A2AR,也就是腺苷受體A2aR(ADORA2A),是一種七次跨膜蛋白,屬于G蛋白偶聯(lián)受體。Recombinant Mouse FOLR4/Juno Protein,His Tag
RecombinantBiotinylatedHumanHLA-A*03:01&B2M&KRASG12V(VVGAVGVGK)MonomerProtein,His-AviTag性能參數(shù)分子別名(Synonyms)MHC;KRAS;K-Ras2;KRAS2;C-K-RAS;CFC2;K-RAS2A;K-RAS2B;K-RAS4A;K-RAS4B;KRAS1;KRAS2;NS;NS3;RASK2;GTPaseKras;KI-RAS;RALD表達(dá)區(qū)間及表達(dá)系統(tǒng)(Source)BiotinylatedHumanHLA-A*03:01&B2M&KRASG12V(VVGAVGVGK)MonomerProteinisexpressedfromHEK293withHistagandAvitagattheC-TerminusItcontainsGly25-Thr305(HLA-A*03:01),Ile21-Met119(B2M)andVVGAVGVGKpeptide.[Accession|NP_002107.3(HLA-A*03:01)&P61769(B2M)&VVGAVGVGK]分子量大?。∕olecularWeight)TheproteinhasapredictedMWof50.09kDa.Duetoglycosylation,theproteinmigratesto51-60kDabasedonSDS-PAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.純度(Purity)>95%asdeterminedbySDS-PAGEandHPLC.制劑(Formulation)Suppliedas0.22μmfilteredsolutioninPBS(pH7.4).Recombinant Human SHH全長(zhǎng)A2aR蛋白具有天然完整構(gòu)象,VLP(病毒樣顆粒)固有特征可以帶來更高的免疫原性。
SARS-CoV-2,whichcausestheglobalpandemiccoronavirusdisease2019(Covid-19),belongstoafamilyofvirusesknownascoronaviruses.TheSARS-CoV-2Sproteinisaglycoproteinthatmediatesmembranefusionandviralentry.TheRBDofSARS-CoV-2bindsametallopeptidase,angiotensin-convertingenzyme2(ACE-2).SeveralemergingSARS-CoV-2genomeshavebeenidentifiedincludingtheOmicron,orB.1.1.529,variant.FirstidentifiedinNovember2021inSouthAfrica,theOmicronvariantquicklybecamethepredominantSARS-CoV-2variantandisconsideredavariantofconcern(VOC).TheOmicronvariantcontains15mutationsinRBDdomainthatpotentiallyaffectviralfitnessandtransmissibility.ThemajorityofthemutationsareinvolvedinACE-2bindingandOmicronbindsACE-2withgreateraffinity,potentiallyexplainingitsincreasedtransmissibility.Severalofthesemutationsarealsoidentifiedinfacilitatingimmuneescapeandreducingneutralizationactivitytoseveralmonoclonalantibodies.
RecombinantBiotinylatedHumanOX40/TNFRSF4/CD134Protein(PrimaryAmineLabeling),hFcTag性能參數(shù)分子別名(Synonyms)OX40Lreceptor;CD134;TNFRSF4;Ly-70表達(dá)區(qū)間及表達(dá)系統(tǒng)(Source)BiotinylatedHumanOX40/TNFRSF4/CD134Protein(PrimaryAmineLabeling)isexpressedfromHEK293withhFctagattheC-Terminus.ItcontainsLeu29-Ala216.[Accession|P43489]分子量大小(MolecularWeight)TheproteinhasapredictedMWof46.8kDa.Duetoglycosylation,theproteinmigratesto72-75kDabasedonSDS-PAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.純度(Purity)>95%asdeterminedbySDS-PAGE制劑(Formulation)Suppliedas0.22μmfilteredsolutioninPBS(pH7.4).儲(chǔ)存條件Theproductshouldbestoredat-85~-65℃for1yearfromdateofreceipt.Recommendtoaliquottheproteinintosmallerquantitieswhenfirstusedandavoidrepeatedfreeze-thawcycles.PNGase F是一種酰胺水解酶,能夠特異性地裂解糖蛋白中由天冬酰胺連接的高甘露糖、雜合和復(fù)雜型的寡糖。
RecombinantBiotinylatedHumanKIR2DL1Protein,His-AviTag性能參數(shù)分子別名(Synonyms)CD158A;CD158Ankat1;cl-42表達(dá)區(qū)間及表達(dá)系統(tǒng)(Source)BiotinylatedHumanKIR2DL1ProteinisexpressedfromHEK293withHistagandAvitagattheC-Terminus.ItcontainsHis22-Arg242.[Accession|P43626]分子量大?。∕olecularWeight)TheproteinhasapredictedMWof27.1kDa.Duetoglycosylation,theproteinmigratesto48-60kDabasedonSDS-PAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.純度(Purity)>95%asdeterminedbySDS-PAGEandHPLC.制劑(Formulation)Lyophilizedfrom0.22μmfilteredsolutioninPBS(pH7.4).Normally8%trehaloseisaddedasprotectantbeforelyophilization.重構(gòu)方法(Reconstitution)Centrifugethetubebeforeopening.Reconstitutingtoaconcentrationmorethan100μg/mlisrecommended.Dissolvethelyophilizedproteinindistilledwater.儲(chǔ)存條件Theproductshouldbestoredat-25~-15℃for1yearfromdateofreceipt.2-7days,2~8°Cundersterileconditionsafterreconstitution.2aR蛋白在細(xì)胞內(nèi)發(fā)揮著不同的作用,例如在信號(hào)傳遞、物質(zhì)轉(zhuǎn)運(yùn)和細(xì)胞通訊等方面。Recombinant Human HSP70 Protein,His Tag
全長(zhǎng)A2aR蛋白可應(yīng)用于免疫、ELISA、SPR(表面等離子共振)、BLI(生物層干涉)和細(xì)胞實(shí)驗(yàn)等場(chǎng)景。Recombinant Mouse FOLR4/Juno Protein,His Tag
重組型TEV蛋白酶(rTEV)是經(jīng)過基因工程改造和純化后的重組蛋白酶,不僅保持天然TEV酶的功能活性,且在廣譜的溫度范圍內(nèi)表現(xiàn)出更強(qiáng)的穩(wěn)定性和特異性。rTEV是一種用來切除融合蛋白上親和標(biāo)簽的常用工具酶,具有很強(qiáng)的位點(diǎn)特異性,嚴(yán)格識(shí)別七氨基酸序列EXXYXQ↓(G/S),切割位點(diǎn)在谷氨酰胺和甘氨酸/絲氨酸之間。普遍應(yīng)用的七氨基酸序列為:Glu-Asn-Leu-Tyr-Phe-Gln↓-Gly。rTEV在pH7.0,30℃時(shí)可達(dá)活性,但在pH6.0-8.5和溫度4-30℃范圍內(nèi)皆有活性(見表1),使得反應(yīng)條件的選擇可根據(jù)目的蛋白的情況而靈活變動(dòng)。另外rTEV切割后也能利用其N端的6×His標(biāo)簽,通過Ni-NTA樹脂去除,以達(dá)到純化目的蛋白的目的。產(chǎn)品性質(zhì)來源(Source)大腸桿菌外觀(Appearance)無色透明液體比活力(SpecificActivity)5U/μL活性定義(UnitDefinition)在1×rTEVBuffer(50mMTris,pH8.0,0.1mMEDTA,1mMDTT)中,30℃反應(yīng)1h,剪切>85%的3μg底物所需要的酶量定義為一個(gè)活性單位。純化(Purification)Ni柱親和純化純度(Purity)≥95%(bySDS-PAGE)產(chǎn)品組分運(yùn)輸與保存方法冰袋運(yùn)輸。Recombinant Mouse FOLR4/Juno Protein,His Tag