• Western blot analysis of lysates from Human coronavirus (HCoV-NL63) Spike Protein (S1+S2 ECDHis Tag) , using HCoV-NL63 Spike S2 Rabbit polyclonal antibody (STJ11103402) at 1:1000 dilution. Secondary antibody: HRP Goat Anti-Rabbit IgG (H+L) (STJS000856) at 1:10000 dilution. Lysates/proteins: 25 Mu g per lane. Blocking buffer: 3% nonfat dry milk in TBST. Detection: ECL Basic Kit. Exposure time: 90s.

Anti-HCoV-NL63 Spike S2 antibody (1200-1300) (STJ11103402)

SKU:
STJ11103402

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Host: Rabbit
Applications: WB/ELISA
Reactivity: HCoV-NL63
Note: STRICTLY FOR FURTHER SCIENTIFIC RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Clonality: Polyclonal
Conjugation: Unconjugated
Isotype: IgG
Formulation: PBS with 0.05% Proclin300, 50% Glycerol, pH 7.3.
Purification: Affinity purification
Concentration: Lot specific
Dilution Range: WB:1:500-1:1000
ELISA:Recommended starting concentration is 1 Mu g/mL. Please optimize the concentration based on your specific assay requirements.
Storage Instruction: Store at-20°C for up to 1 year from the date of receipt, and avoid repeat freeze-thaw cycles.
Immunogen Region: 1200-1300
Specificity: A synthetic peptide corresponding to a sequence within amino acids 1200-1300 of coronavirus Spike S2 (YP_003767.1).
Immunogen Sequence: VNISRVELHTVIPDYVDVNK TLQEFAQNLPKYVKPNFDLT PFNLTYLNLSSELKQLEAKT ASLFQTTVELQGLIDQINST YVDLKLLNRFENYIKWPWWV W
Background S1 region attaches the virion to the cell membrane by interacting with host ACE2, initiating the infection. Binding to the receptor probably induces conformational changes in the S glycoprotein unmasking the fusion peptide and activating membranes fusion. S2 region belongs to the class I viral fusion protein. Under the current model, the protein has at least 3 conformational states: pre-fusion native state, pre-hairpin intermediate state, and post-fusion hairpin state. During viral and target cell membrane fusion, the coiled coil regions (heptad repeats regions assume a trimer-of-hairpins structure, positioning the fusion peptide in close proximity to the C-terminal region of the ectodomain. The formation of this structure appears to drive apposition and subsequent fusion of viral and target cell membranes.

Information sourced from Uniprot.org

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