Natural Ber e 2 (NA-BE2-1)

Allergen: Ber e 2 (Bertholletia excelsa allergen 2)

Unit: 250µg

Source: Brazil Nut

Mol. Wt: Multiple bands ranging from 12 to 50 kD

Purification: Purified from Pichia pastoris culture by multi-step chromatography. Purity >95 % by SDS-PAGE

Concentration: See product insert.

Formulation: Preservative and carrier-free in 1X PBS, pH 7.4. Filtered through 0.22µm filter.

Storage: Store at -20◦C. Re-freeze unused portion and aliquot into smaller quantities to avoid freeze/thaw cycles. Gently defrost at room temperature.

Notes: (1) 11S globulins are synthesized as single peptide chain precursors that are cleaved post-translationally. (2) Solubility of Ber e 2 is dependent on the presence of ≥1M NaCl

Product Resources: Natural Ber e 2 Certificate of Analysis

Allergens are provided for research and commercial use in vitro: not for human in vivo or therapeutic use.