Description

Alternate Names:  IFNλ1, Type III interferon, Interferon lambda, IFN-lambda               Accession Number: Q8IU54
Description:  Interleukin 29 (IL-29), also known as IFN-λ, is a type III interferon produced by virally infected cells.  IL-29 plays an important role in host defenses against microbes and antiviral activity.  IL-29 shares homology with interleukin 28 (IL-28) and binds the class II cytokine receptor IL-28R. 
Source:  Genetically modified E.coli.
Predicted MW: Monomer, 19.9 kDa (179 aa)
AA Sequence:  MPTSKPTTTG KGCHIGRFKS LSPQELASFK KARDALEESL KLKNWSCSSP VFPGNWDLRL LQVRERPVAL EAELALTLKV LEAAAGPALE DVLDQPLHTL HHILSQLQAC IQPQPTAGPR PRGRLHHWLH RLQEAPKKES AGCLEASVTF NLFRLLTRDL KYVADGNLCL RTSTHPEST
Formulation:  Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA)

Product Specifications*
*Lot-specific values for the following specifications are supplied with each product on its corresponding COA.  The values provided here are minimum expected values to pass internal requirements. 

Preparation and Storage
Country of Origin:  USA        Shipping:  Room temperature             

Storage Prior to Reconstitution:  -20°C
Product Reconstitution:  Sterile water at 0.1 mg/mL
Instructions:  Centrifuge vial before opening. Suspend the product by gently pipetting the above recommended solution down the sides of the vial. DO NOT VORTEX. Allow several minutes for complete reconstitution. For prolonged storage, dilute to working aliquots in a 0.1% BSA solution, store at -80°C and avoid repeat freeze thaws.

Expiration Date:                      
12 months from date of receipt when stored at -20°C to -80°C as supplied.
1 month when stored at 4°C after reconstituting as directed.
3 months when stored at -20°C to -80°C after reconstituting as directed.

Part Number: Other Terms: IL29