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Catalog Number:
E1RA1-050 Amount:
500μg/500μl Form of Antibody:
Liquid. The product is 1 mg/ml in 10 mM Phosphate buffered saline, pH 7.4 containing, 10% glycerol and 0.1% sodium azide as preservative. Storage/Stability:
Store at -20°C. -80°C for long-term storage. Avoid exposure to light. Avoid repeated freezing and thawing. Source:
Recombinant expressed in E. coli Applications:
The protein is suitable as control reagent for RFP expression studies or as labeling reagent. Applications include: Flow cytometers, fluorescence microscopy, and microinjection, antibody purification, etc. at 1:100 dilution. Maximum absorption wavelength at 557 nm and emission wavelength at 585 nm. Specificity Sensitivity:
Under optimal conditions, 1 mg RFP-rProtein A will bind approximately 5 mg IgG. Optimal binding of RFP-rProtein A to antibodies occurs at pH 5.0 to 8.0 and can be eluted over a pH range of 2.5 to 3.0.
Immunofluorescence staining of methanol-fixed HeLa cells using Synaptotagmin (Ab-309) Antibody (E021292) (Left) and PLC-γ1 (phospho-Tyr771) Antibody (E011523) (Right) consequently detected with RFP-rProtein A (Red).