Human Interferon alpha 2b, PEG (40kd)
Source: Escherichia Coli.
Physical Appearance: Lyophilized sterile filtered white powder.
Formulation: Lyophilized after dialysed against 150mM NaCl, Phosphate buffer (10mM) at pH7.0, 0.01% Tween 80 buffer and 0.01% EDTA.
Solubility: Reconstitute the lyophilized with sterile 18MΩ-cm water more than 100µg/ml.
Stability: Store -20°C for long term (carrier protein required). Store 4°C once reconstituted. Avoid repeated freeze-thaw cycles.
Purity: More than 98% as obsereved by SDS-PAGE and RP-HPLC.
Biological Activity: 1,000,000 IU/mg.
Amino Acid Sequence:
The sequence of the first five N-terminal amino acids was determined and was found to be Met-Cys-Asp-Leu-Pro.
Synonyms: IFNA, MGC125764, INFA2, MGC125765, Interferon alpha 2b.
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