Recombinant Der f 2 (RP-DF2-1)

Allergen: Der f 2 (Dermatophagoides farinae allergen 2.0103)

Common name: House dust mite

Unit: 250µg

Source: Pichia pastoris

Mol. Wt: 14kD

Purification: Purified from Pichia pastoris culture supernate by mAb affinity chromatography. Purity >95% by SDS-PAGE.

Concentration: See product insert.

Formulation: Preservative and carrier-free in phosphate buffered saline, pH 7.4. Filtered through 0.22 µm 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) The preparation shows a major Der f 2 band at 14kD on silver stained SDS-PAGE having purity > 95%. (2) Not tested for endotoxin.

PDB:1XWV, 2FO8 X-ray crystal structures; 1AHK, 1AHM, 1WRF NMR structure

Product Resources: Recombinant Der f 2 Certificate of Analysis

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