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Species of Origin
Human
Expression system
CHO
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Affinity Tag
Human IgG1 Fc tag (C-term)
Buffer
Lyophilized from a 0.2 µm filtered solution of PBS, pH 7.4.
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Purity
>95% as determined by SDS-PAGE analysis.
Molecular weight
The protein has a calculated 63.4 MW of kDa.
The protein migrates as 65-100 kDa under reducing condition (SDS-PAGE analysis). -
Endotoxin level
<0.1 EU per 1 μg of the protein by the LAL method.
Mycoplasma
Not detected
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Form
Lyophilized
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Specifications
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Background
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Background
SIRPα is a negative regulator of immune cell activation, interacting with the "don't eat me" signal CD47 on tumor cells. It is being explored in cancer therapy to enhance anti-tumor immunity.
Synonyms
Tyrosine-protein phosphatase non-receptor type substrate 1, SHP substrate 1, SHPS-1, Brain Ig-like molecule with tyrosine-based activation motifs, Bit, CD172 antigen-like family member A, Inhibitory receptor SHPS-1, Macrophage fusion receptor, MyD-1 antigen, Signal-regulatory protein alpha-1, Sirp-alpha-1, Signal-regulatory protein alpha-2, Sirp-alpha-2, Signal-regulatory protein alpha-3, Sirp-alpha-3, p84, CD172a
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Uniprot ID
P78324
Sequence Note
Glu31-Arg370
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Instruction
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Reconstitution
It is recommended to reconstitute the lyophilized protein in sterile H₂O to a concentration not less than 200 μg/mL and incubate the stock solution for at least 20 min to ensure sufficient re-dissolved.
Shipping
The product is shipped with polar packs. Upon receipt, store it immediately at -20°C or lower for long term storage.
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Stability & Storage
This product is stable after storage at:
- -20°C for 12 months in lyophilized state from date of receipt.
- -20°C or -80°C for 1 month under sterile conditions after reconstitution.
Avoid repeated freeze/thaw cycles.
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Image
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Review
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Publication
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Datasheet & Documents
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Disclaimer:For Research Use or Further Manufacturing Only.