Recombinant Mouse EMAP-II/AIMP1 Protein

SARS-CoV-2,whichcausestheglobalpandemiccoronavirusdisease2019(Covid-19),belongstoafamilyofvirusesknownascoronavirusesthatalsoincludeMERS‑CoVandSARS-CoV-1.Coronavirusesarecommonlycomprisedoffourstructuralproteins:Spikeprotein(S),Envelopeprotein(E),Membraneprotein(M)andNucleocapsidprotein(N).TheSARS-CoV-2Sproteinisaglycoproteinthatmediatesmembranefusionandviralentry.TheSproteinishomotrimeric,witheach~180-kDamonomerconsistingoftwosubunits,S1andS2.TheRBDofSARS-CoV-2bindsametallopeptidase,angiotensin-convertingenzyme2(ACE-2).BeforebindingtotheACE-2receptor,structuralanalysisoftheS1trimershowsthatonlyoneofthethreeRBDdomainsisinthe"up"conformation.Thisisanunstableandtransientstatethatpassesbetweentrimericsubunitsbutisneverthelessanexposedstatetobetargetedforneutralizingantibodytherapy.PolyclonalantibodiestotheRBDoftheSARS-CoV-2proteinhavebeenshowntoinhibitinteractionwiththeACE-2receptor,confirmingRBDasanattractivetargetforvaccinationsorantiviraltherapy.跨膜蛋白的表达与制备需要采用合适的表达载体、宿主细胞、培养条件和纯化工艺等方法，优化表达和纯化过程。Recombinant Mouse EMAP-II/AIMP1 Protein,His Tag

RecombinantBiotinylatedCynomolgusSiglec-10Protein,His-AviTag性能参数分子别名（Synonyms）SLG2;SIGLEC10;MGC126774;PRO940表达区间及表达系统（Source）BiotinylatedCynomolgusSiglec-10ProteinisexpressedfromHEK293withHistagandAvitagattheC-terminus.ItcontainsThr17-Asn552.[Accession|A0A2K5WBX8]分子量大小（MolecularWeight）TheproteinhasapredictedMWof61.71kDa.Duetoglycosylation,theproteinmigratesto72-82kDabasedonSDS-PAGEresult.（Endotoxin）Lessthan1EUperμgbytheLALmethod.纯度（Purity）>95%asdeterminedbySDS-PAGE制剂（Formulation）Suppliedas0.22μmfilteredsolutionin25mMMES,150mMNaCl,0.5MArginine(pH5.0).储存条件Theproductshouldbestoredat-85~-65℃for1yearfromdateofreceipt.Recommendtoaliquottheproteinintosmallerquantitieswhenfirstusedandavoidrepeatedfreeze-thawcycles.Recombinant Human CD2/SRBC(His Tag)α-凝血酶，是血液凝固途径中的关键酶。它负责将纤维蛋白原转化为纤维蛋白，形成血凝块的基础。

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.

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).透明质酸及其衍生物由于其生物相容性和生物降解性，被用作药物的控释载体。

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.在蛋白质工程领域，泛素蛋白可以作为一种标签或融合蛋白，用于提高目标蛋白的可溶性、稳定性或功能性。Recombinant Human Histone H2A type 3 Protein

泛素是一种小分子蛋白，存在于真核生物中，它在细胞内起到调节蛋白质降解、信号转导、细胞周期控制。Recombinant Mouse EMAP-II/AIMP1 Protein,His Tag

分子结构：牛纤维蛋白原由两个相似的三聚体亚基组成，每个亚基包含Aα、Bβ和γ三个多肽链，通过二硫键和非共价键连接。生物学功能：牛纤维蛋白原在凝血级联反应中被凝血酶裂解为纤维蛋白单体，进而聚合形成稳定的纤维蛋白凝块，是止血和伤口修复的关键组分。医学应用：牛纤维蛋白原在心血管疾病、创伤以及药物开发中展现出潜在的应用价值。讨论分子特性：牛纤维蛋白原的分子结构为理解其在凝血过程中的功能提供了基础，同时为设计新型抗凝血药物提供了可能。疾病研究：牛纤维蛋白原在血栓形成和溶解中的作用，为研究如深静脉血栓、心肌梗死等疾病的分子机制提供了重要信息。生物医学应用：牛纤维蛋白原的稳定性和可用性使其成为研究血液凝固机制和开发新型生物材料的理想模型。Recombinant Mouse EMAP-II/AIMP1 Protein,His Tag