Recombinant Fel d 4.0101 (RP-FD4-1)

Allergen: Fel d 4 (Felis domesticus allergen 4.0101)

Common name: Cat

Unit: 250µg

Source: Pichia pastoris

Mol. Wt: 22 kD

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

Concentration: See Product Insert.

Formulation: Preservative-free and carrier-free in phosphate buffered saline, pH 7.4. Sterile filtered.

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) To avoid hyper-glycosylation N-glycosylation motifs at position 51 and 66 were mutated (N51Q, N66Q).

Product Resources: Recombinant Fel d 4 Certificate of Analysis

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