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Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag)

來源: 發(fā)布時間:2024-06-26

透明質酸酶,英文名稱Hyaluronidase,一類能夠降低體內透明質酸活性的酶的總稱,結構上由4個相同亞基構成,每個亞基分子量接近14kDa,該酶是一種糖蛋白,包含5%的甘露糖和2.2%的葡萄糖胺。功能上該酶可隨機裂解透明質酸、軟骨素和硫酸軟骨素中的β-N-乙酰己糖胺-[1→4]糖苷鍵。常與膠原酶聯合使用于降解細胞外基質,從而從組織中分離活細胞。本品來源于牛睪丸,活力值為400–1,000units/mg,合適的pH值為4.5–6.0。產品性質中文別名(ChineseSynonym)玻璃糖醛酸酶;玻璃酸酶英文別名(EnglishSynonym)Hyaluronoglucosaminidase;Hyaluronate4-glycanohydrolaseCAS號(CASNO.)37326-33-3來源(Source)牛睪丸分子量(MolecularWeight)~55kDa類型(Type)I-S外觀(Appearance)淡黃色至米黃色至褐色粉末重組人泛素是一種蛋白質,它是一種含有76個氨基酸的高度保守的蛋白質,存在于細胞核和細胞質中。Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag)

Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag),標準物質

表達與純化:重組抑肽酶在大腸桿菌中得到了高效表達,并通過純化過程獲得了純度達到95%以上的產品。活性驗證:重組抑肽酶展現出與天然抑肽酶相似的酶學性質,能夠有效抑制胰蛋白酶的活性。穩(wěn)定性測試:重組抑肽酶在推薦的儲存條件下(-20oC至2-8oC)具有長達24個月的穩(wěn)定性。討論生產優(yōu)勢:大腸桿菌表達系統具有成本低、表達速度快、易于擴大生產等優(yōu)點。此外,重組抑肽酶無動物源性,減少了病毒污染的風險,提高了產品的安全性??蒲袘茫褐亟M抑肽酶可廣泛應用于科研領域,如蛋白純化、細胞培養(yǎng)、分子生物學實驗等,提供了一種穩(wěn)定且可靠的實驗工具。工業(yè)生產:在工業(yè)生產中,重組抑肽酶可用于重組蛋白藥物的生產過程中,防止蛋白酶降解,提高產品純度和產量。結論大腸桿菌表達的重組抑肽酶具有高純度、高活性和良好的穩(wěn)定性,是一種理想的科研和工業(yè)用蛋白酶抑制劑。其無動物源性和高生產效率的特點,為生物技術領域提供了一種安全、經濟的替代品。Recombinant Human GPC3/Glypican 3 Protein,His Tag透明質酸的生產可以通過動物組織提取、微生物發(fā)酵或化學合成等方法進行。

Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag),標準物質

Coronavirusesarecommonlycomprisedoffourstructuralproteins:Spikeprotein(S),Envelopeprotein(E),Membraneprotein(M)andNucleocapsidprotein(N).TheSARS-CoV-2Sproteinisaglycoproteinthatmediatesmembranefusionandviralentry.TheSproteinishomotrimeric,witheach~180-kDamonomerconsistingoftwosubunits,S1andS2.TheRBDofSARS-CoV-2bindsametallopeptidase,angiotensin-convertingenzyme2(ACE-2).產品性質別名SproteinRBD;SglycoproteinRBD;SpikeproteinRBDAccessionQHD43416.1表達區(qū)間及表達系統RecombinantSARS-CoV-2SpikeRBD(OmicronBA.4/BA.5/BA.5.1.3/BA.5.2)ProteinisexpressedfromExpi293withHistagattheC-terminal.ItcontainsArg319-Phe541(G339D,S371F,S373P,S375F,T376A,D405N,R408S,K417N,N440K,L452R,S477N,T478K,E484A,F486V,Q498R,N501Y,Y505H).

RecombinantHumanACE2/ACEHProtein,hFcTag性能參數,分子別名(Synonyms)ACE2;ACEH;ACE-2表達區(qū)間及表達系統(Source)HumanACE2/ACEHProteinisexpressedfromHEK293withhFctagattheC-Terminus.ItcontainsGln18-Ser740.[Accession|Q9BYF1-1]分子量大?。∕olecularWeight)TheproteinhasapredictedMWof109.2kDa.Duetoglycosylation,theproteinmigratesto115-130kDabasedonSDS-PAGEresult.Endotoxin)Lessthan1EUperμgbytheLALmethod.純度(Purity)>95%asdeterminedbySDS-PAGEandHPLC.活性(Activity)ELISAData:ImmobilizedSARS-COV-2SpikeS(B.1.1.529/Omicron)Trimer,HisTagat1μg/ml(100μl/well)ontheplate.DoseresponsecurveforHumanACE2,hFcTagwiththeEC50of13.7ng/mldeterminedbyELISA.制劑(Formulation)Lyophilizedfrom0.22μmfilteredsolutioninPBS(pH7.4).Normally8%trehaloseisaddedasprotectantbeforelyophilization.重構方法(Reconstitution)Centrifugethetubebeforeopening.Reconstitutingtoaconcentrationmorethan100μg/mlisrecommended.Dissolvethelyophilizedproteinindistilledwater.這類蛋白質在細胞的信號傳遞、物質轉運、細胞間識別等多種細胞功能中扮演著重要的角色。

Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag),標準物質

RecombinantBiotinylatedHumanMSLN/MesothelinProtein,hFc-AviTag分子別名(Synonyms)Mesothelin;CAK1;MSLN;MPFSMRP表達區(qū)間及表達系統(Source)BiotinylatedHumanMSLN/MesothelinProteinisexpressedfromHEK293withhFctagandAvitagattheC-Terminus.ItcontainsGlu296-Gly580.[Accession|Q13421-2]分子量大?。∕olecularWeight)TheproteinhasapredictedMWof61.1kDa.Duetoglycosylation,theproteinmigratesto70-80kDabasedonSDS-PAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.純度(Purity)>95%asdeterminedbySDS-PAGEandHPLC.活性(Activity)ELISAData:ImmobilizedAnti-MSLNAntibody,hFcTagat1μg/ml(100μl/well)ontheplate.DoseresponsecurveforBiotinylatedHumanMSLN,hFcTagwiththeEC50of18.4ng/mldeterminedbyELISA.跨膜蛋白的多功能性使它們成為理想的藥物作用靶點,例如四次跨膜蛋白CD20、Claudin18.2。Recombinant Human ABO Protein,hFc Tag

跨膜蛋白在宿主細胞中的表達水平通常有點低,研發(fā)困難,對蛋白表達生產平臺技術要求極高。Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag)

RecombinantBiotinylatedHumanAFP(HLA-A*02:03)Protein,His-AviTag性能參數表達區(qū)間及表達系統(Source)RecombinantBiotinylatedHumanAFP(HLA-A*02:03)ProteinisexpressedfromHEK293withHistagandAvitagattheC-terminal..ItcontainsGly25-Thr305(HLA-A*02:03),Ile21-Met119(B2M)andFMNKFIYEIpeptide.[Accession|AAA03604.1(HLA-A*02:03)&P61769(B2M)&FMNKFIYEI]分子量大?。∕olecularWeight)TheproteinhasapredictedMWof50.70kDa.Duetoglycosylation,theproteinmigratesto53-60kDabasedonTris-BisPAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.純度(Purity)>95%asdeterminedby>95%asdeterminedbyHPLC制劑(Formulation)Lyophilizedfrom0.22μmfilteredsolutioninPBS(pH7.4).Normally8%trehaloseisaddedasprotectantbeforelyophilization.重構方法(Reconstitution)Centrifugetubesbeforeopening.Reconstitutingtoaconcentrationmorethan100μg/mlisrecommended.Dissolvethelyophilizedproteinindistilledwater.Biotinylated Recombinant Human CD30/TNFRSF8 (His-Avi Tag)