IL-21 (human), (recombinant)

Interleukin-21

RUO

Q9HBE4

Produced in E. coli . Contains 132 amino acids.

≤1 EU/μg protein (LAL test)

≥95% (SDS-PAGE)

B9 cell proliferation; ED50 ≤ 50 ng/mL (≥ 2.0 x 10 4 units/mg) .

Reconstitute in sterile water at 0.1 mg/mL.

~15.4 kDa

Ambient Temperature

-80°C

Lyophilized from a sterile (0.2 micron) filtered solution containing 10 mM sodium phosphate, pH 7.5.