表达与纯化:重组抑肽酶在大肠杆菌中得到了高效表达,并通过纯化过程获得了纯度达到95%以上的产品。活性验证:重组抑肽酶展现出与天然抑肽酶相似的酶学性质,能够有效抑制胰蛋白酶的活性。稳定性测试:重组抑肽酶在推荐的储存条件下(-20ºC至2-8ºC)具有长达24个月的稳定性。讨论生产优势:大肠杆菌表达系统具有成本低、表达速度快、易于扩大生产等优点。此外,重组抑肽酶无动物源性,减少了病毒污染的风险,提高了产品的安全性。科研应用:重组抑肽酶可广泛应用于科研领域,如蛋白纯化、细胞培养、分子生物学实验等,提供了一种稳定且可靠的实验工具。工业生产:在工业生产中,重组抑肽酶可用于重组蛋白药物的生产过程中,防止蛋白酶降解,提高产品纯度和产量。结论大肠杆菌表达的重组抑肽酶具有高纯度、高活性和良好的稳定性,是一种理想的科研和工业用蛋白酶抑制剂。其无动物源性和高生产效率的特点,为生物技术领域提供了一种安全、经济的替代品。透明质酸的衍生物可以作为基因传递的载体,或用于疫苗佐剂,增强反应。Recombinant Mouse TFPI-2 Protein,hFc Tag

RecombinantBiotinylatedHumanKIR2DL1Protein,His-AviTag性能参数分子别名(Synonyms)CD158A;CD158Ankat1;cl-42表达区间及表达系统(Source)BiotinylatedHumanKIR2DL1ProteinisexpressedfromHEK293withHistagandAvitagattheC-Terminus.ItcontainsHis22-Arg242.[Accession|P43626]分子量大小(MolecularWeight)TheproteinhasapredictedMWof27.1kDa.Duetoglycosylation,theproteinmigratesto48-60kDabasedonSDS-PAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.纯度(Purity)>95%asdeterminedbySDS-PAGEandHPLC.制剂(Formulation)Lyophilizedfrom0.22μmfilteredsolutioninPBS(pH7.4).Normally8%trehaloseisaddedasprotectantbeforelyophilization.重构方法(Reconstitution)Centrifugethetubebeforeopening.Reconstitutingtoaconcentrationmorethan100μg/mlisrecommended.Dissolvethelyophilizedproteinindistilledwater.Recombinant Biotinylated Human TGFBR1 Protein,mFc-Avi Tag肠激酶能够特异性识别并切割含有Aspartate-Aspartate-Aspartate-Lysine (DDDK) 序列的蛋白质。

3C蛋白酶是切割小RNA病毒科非结构蛋白的关键酶,在病毒复制过程中发挥着重要作用。鼻病毒属于小RNA病毒科,其中的人鼻病毒3C蛋白酶基因编码区全长552bp,编码的蛋白质相对分子质量约为22000Da。人鼻病毒3C蛋白酶具有高度的酶切特异性,能特异切割位于Gln-Gly之间的肽键,识别位点为Leu-Glu-Val-Leu-Phe-Gln↓Gly-Pro。本公司将人鼻病毒3C蛋白酶的编码区基因,在大肠杆菌中进行重组表达,纯化后获得了高纯度的重组3C蛋白酶,该蛋白酶能特异切割含有3C酶切位点的融合蛋白,具有良好的生物学活性。同时,本公司生产的3C蛋白酶带有GST和MAT标签蛋白,有利于后期将其从酶切体系中去除。产品性质:中文别名(Chinesesynonym):3C蛋白酶英文别名(Englishsynonym):3CProtease来源(Source):大肠杆菌表达标签(label):GST-3CProtease-MAT纯度(Purity):经SDS-PAGE及HPLC分析,纯度>95%分子量(Molecularweight):47.38kDa比活性(Specificactivity):500U/ml缓冲液组分(Buffer):50mMTris-HCl,150mMNaCl,1mMEDTA,1mMDTT,pH7.0酶活定义(UnitDefinition):在缓冲液中切割100μg被检测的融合蛋白,反应条件为4℃16小时,切割率≥90%运输和保存方法:干冰运输;保存于-20℃。
AngiotensinIConvertingEnzyme(ACE-2),alsocalledACEH(ACEhomologue),isadimeric,zinc-dependentmetalloproteaseoftheACEfamilythatalsoincludessomaticandgerminalACE.ACE-2mRNAisfoundathighlevelsinheart,testis,andkidneyandatlowerlevelsinawidevarietyoftissues.ACE-2istheSARS-CoVandSARS-CoV2Spikeproteinreceptorinvivo,functionscatalyticallyasacarboxypeptidasetocleaveseveralsubstratesincludingangiotensinsIandII,andactsasapartnerforB0AT1-familyaminoacidtransporters.Throughthesefunctions,ACE-2hasbeenshowntobeinvolvedinseveraldiseasesincludingSARS,COVID19,acutelunginjury,heartdisease,liverandlungfibrosis,inflammatorylungdisease,andcardiopulmonarydisease.FulllengthACE-2proteinincludesanextracellularregioncomposedofasingleN-terminalpeptidasedomainandC-terminalcollectrin-likedomain(CLD),atransmembranedomain,andashortcytoplasmictail.TheN-terminalpeptidaseregionisrequiredforbindingtoSARS-CoVandSARS-CoV2spikeproteins,whiletheCLDcontainsaregionthatpromotesdimerizationandassociationwithaminoacidtransporters.重组型TEV蛋白酶(rTEV)是经过基因工程改造和纯化后的重组蛋白酶,保持天然TEV酶的功能活性。

RecombinantBiotinylatedHumanHLA-A*03:01&B2M&KRASG12V(VVGAVGVGK)MonomerProtein,His-AviTag性能参数分子别名(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表达区间及表达系统(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]分子量大小(MolecularWeight)TheproteinhasapredictedMWof50.09kDa.Duetoglycosylation,theproteinmigratesto51-60kDabasedonSDS-PAGEresult.(Endotoxin)Lessthan1EUperμgbytheLALmethod.纯度(Purity)>95%asdeterminedbySDS-PAGEandHPLC.制剂(Formulation)Suppliedas0.22μmfilteredsolutioninPBS(pH7.4).然而,在肝脏中,IL-28A诱导的Th1细胞因子反应有助于T细胞介导的肝炎的炎症。Recombinant Canine S100B Protein,hFc Tag
透明质酸(Hyaluronic Acid,简称HA)是一种存在于人体和动物组织中的天然高分子多糖,称为糖醛酸或玻尿酸。Recombinant Mouse TFPI-2 Protein,hFc Tag
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.Recombinant Mouse TFPI-2 Protein,hFc Tag
ProbeqPCRMix(2×,UDGPlus):高效防污染的探针法qPCR解决方案ProbeqPCRMix(2×,UDGPlus)是一种为探针法实时荧光定量PCR(qPCR)设计的即用型预混液,结合了热启动TaqDNA聚合酶、优化的反应缓冲液、dUTP和UDG酶,能够有效防止PCR产物污染,提高检测的特异性和准确性。产品特点高特异性和灵敏度:采用抗体修饰的热启动TaqDNA聚合酶,结合优化的反应缓冲液,有效减少非特异性扩增,提高检测灵敏度。防污染设计:预混液中包含UDG酶和dUTP,可在反应前降解含尿嘧啶的PCR产物,防止气溶胶污染。多重检测能力:支持多重qPCR反应,可在同一反应中同时检测...