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SARS-CoV-2 Spike Protein (B.1.617.1 - kappa, Trimer) (His tag)

宿主: SARS Coronavirus-2 (SARS-CoV-2), SARS CoV-2 Kappa 宿主: HEK-293 Cells Recombinant >95 % as determined by SDS-PAGE. Active
产品编号 ABIN7013132
发货至: 中国
  • 抗原 See all SARS-CoV-2 Spike 蛋白
    SARS-CoV-2 Spike
    蛋白类型
    Recombinant
    生物活性
    Active
    产品特性
    B.1.617.1 - kappa, Trimer
    宿主
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    SARS Coronavirus-2 (SARS-CoV-2), SARS CoV-2 Kappa
    资源
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    HEK-293 Cells
    标记
    This SARS-CoV-2 Spike protein is labelled with His tag.
    原理
    SARS-CoV-2 Spike Trimer (T95I, G142D, E154K, L452R, E484Q, D614G, P681R, Q1071H), His Tag (MALS verified)
    特异性
    SARS-CoV-2 Spike Trimer (T95I, G142D, E154K, L452R, E484Q, D614G, P681R, Q1071H)
    产品特性
    SARS-CoV-2 Spike Trimer, His Tag is expressed from human 293 cells (HEK293). It contains AA Val 16 - Pro 1213 (Accession # QHD43416.1). The mutations (T95I, G142D, E154K, L452R, E484Q, D614G, P681R) were identified in the SARS-CoV-2 variants which emerged in India (known as B.1.617). Proline substitutions (F817P, A892P, A899P, A942P, K986P, V987P) and alanine substitutions (R683A and R685A) are introduced to stabilize the trimeric prefusion state of SARS-CoV-2 S protein and abolish the furin cleavage site, respectively.
    纯度
    >95 % as determined by SDS-PAGE.
    内毒素水平
    Less than 1.0 EU per μg by the LAL method.
    Top Product
    Discover our top product SARS-CoV-2 Spike 蛋白
  • 限制
    仅限研究用
  • 状态
    Lyophilized
    缓冲液
    PBS
    储存条件
    -20 °C
  • 抗原
    SARS-CoV-2 Spike
    Abstract
    SARS-CoV-2 Spike 产品
    别名
    E2 Protein, E2 glycoprotein precursor Protein, Surface Glycoprotein Protein, S Protein
    物质类
    Viral Protein
    背景
    It's been reported that SARS-CoV-2 can infect the human respiratory epithelial cells through interaction with the human ACE2 receptor. The spike protein is a large type I transmembrane protein containing two subunits, S1 and S2. S1 mainly contains a receptor binding domain (RBD), which is responsible for recognizing the cell surface receptor. S2 contains basic elements needed for the membrane fusion.The S protein plays key parts in the induction of neutralizing-antibody and T-cell responses, as well as protective immunity.
    分子量
    138.2 kDa
    NCBI登录号
    QHD43416
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