Recombinant Human CD40
Product Specifications
Product Name Alternative
B cell surface antigen CD40, Bp50, CD40, CD40L receptor, CDW40, p50, TNFRSF5
UniProt
P25942
Expression Region
21-193
Host
CHO cells
Tag
C-terminal His Tag
Applications
Western Blot, ELISA
Field of Research
Immunology, Signal Transduction
Endotoxin
< 1 EU/µg as determined by LAL test.
Purity
Greater than 90% as determined by SDS-PAGE.
Activity
Measured by its binding ability in a functional ELISA.Immobilized recombinant human CD40 at 1 μg/mL. (100 μl/well) can bind biotinylated human CD40L with a linear range of 25-600 ng/mL.
Form
Lyophilized powder
Reconstitution
Centrifuge the vial before opening, reconstitute in sterile distilled water to a concentration of 0.1-1 mg/ml by gently pipetting 2-3 times, don't vortex.
Molecular Weight
32 kDa
Shipping Conditions
4°C with ice bag
Storage Conditions
The lyophilized protein is stable at -20 °C for up to 1 year. For extended storage, it is recommended to further dilute in working aliquots after reconstitution. The protein solution is stable at ≤ -20 °C for 3 months, or 2-7 days at 2-8 °C under sterile conditions.Avoid repeated freeze/thaw cycle.
Formulation
Lyophilized from a 0.2 μm filtered solution of 10 mM Hepes, 150 mM NaCl with 5% trehalose, pH 7.4.
Organism Species
Human
Available Sizes
Frequently Asked Questions
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