Human IL-39 Protein, Fc Tag (MALS verified)

EBI3, IL39, IL-39EBI3, IL39p19, Interleukin-39, IL-39

Human IL-39, Fc Tag (IL9-H5259) is expressed from human 293 cells (HEK293). It contains AA Arg 21 - Lys 229 & Arg 20 - Pro 189 (Accession # Q14213-1 (IL-27 beta) & Q9NPF7-1 (IL-23 alpha)).

Predicted N-terminus: Arg 21

Less than 1.0 EU per μg by the LAL method / rFC method.

>95% as determined by SDS-PAGE.

Lyophilized from 0.22 μm filtered solution in 360 mM NaCl, PBS, pH7.4 with trehalose as protectant.

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Please see Certificate of Analysis for specific instructions.

For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.

This product is shipped at ambient temperature.

For long term storage, the product should be stored at lyophilized state at -20°C or lower.

Please avoid repeated freeze-thaw cycles.

• -20°C to -70°C for 12 months in lyophilized state;
• -70°C for 3 months under sterile conditions after reconstitution.