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- 详细信息
- 文献和实验
- 技术资料
- 保存条件:
-20℃ to -80℃
- 保质期:
12个月
- 英文名:
Recombinant SARS-CoV-2 B.1.1.529 (Omicron) Spike RBD Protein (His & AVI Tag), Biotinylated
- 库存:
99
- 供应商:
北京义翘神州科技股份有限公司
- 规格:
20.00 µg
蛋白名称:SARS-CoV-2 B.1.1.529 (Omicron) Spike RBD Protein (His & AVI Tag), Biotinylated
蛋白构建:A DNA sequence encoding the SARS-CoV-2 Spike RBD (YP_009724390.1, with mutation G339D, S371L, S373P, S375F, K417N, N440K, G446S, S477N, T478K, E484A, Q493R, G496S, Q498R, N501Y, Y505H) (Arg319-Phe541) was expressed with a C-terminal polyhistidine tagged AVI tag at the C-terminus. The expressed protein was biotinylated in vivo by the Biotin-Protein ligase (BirA enzyme) which is co-expressed. The mutations were identified in the SARS-CoV-2 variant (known as variant B.1.1.529) which emerged in the South Africa.
表达宿主:HEK293 Cells
蛋白纯度:> 95 % as determined by SDS-PAGE. > 90 % as determined by SEC-HPLC.
蛋白活性:0
蛋白内毒素:< 1.0 EU per μg protein as determined by the LAL method.
预测N端:Arg 319
蛋白分子量:The recombinant SARS-CoV-2 Spike RBD consists of 249 amino acids and predicts a molecular mass of 28.64 kDa. As a result of glycosylation, it migrates as an approximately 36.08 kDa band in SDS-PAGE under reducing conditions.
蛋白NP号:YP_009724390.1
蛋白氨基酸序列:Arg319-Phe541
蛋白标签:C-His-AVI
蛋白保存条件:Store it under sterile conditions at -20℃ to -80℃. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
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文献和实验高福院士团队 Lancet 发文:北京 COVID-19 病例分析表明,疫情爆发期间未出现新变种
导读 COVID-19 大流行已经持续了近 3 年,目前仍然是一个全球关注的热点话题。鉴于新冠病毒的广泛传播和不断演变,全球出现了众多变种,比如 alpha (B.1.1.7)、beta (B.1.351)、gamma (P.1)、delta (B.1.617.2)、omicron (B.1.1.529) 等。其中,Omicron 最早在南非被发现,增加的高传播力使其迅速成为全球范围内的优势毒株。 2022 年 12 月之前,中国采取了与其他国家不同的应对策略,从 2020 年的武汉封
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