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| Allergen: | rPru du 3 (Prunus dulcis allergen 3.0101) | 
| Unit: | 250µg | 
| Source: | E. coli | 
| Mol. Wt: | 11.7 kD. | 
| Purification: | Purified from E. coli culture by multi-step chromatography. | 
| Concentration: | See Product Insert. | 
| Formulation: | 0.2M Arginine, 1X PBS, pH 7.4. Filtered through 0.22µm filter. | 
| Storage: | Store at -20°C. Avoid repeated freeze-thaw cycles. | 
| Notes: | (1) rPru du 3 has an N-terminal 8xHis-tag. (2) N-glycosylation motif at position 33 was mutated (N33Q). | 
| Product Resources: | Natural Pru du 3 Certificate of Analysis | 
| Allergens are provided for research and commercial use in vitro: not for human in vivo or therapeutic use. | |