Products

Product Description

Human IL28B recombinant protein with polyhistidine tag at the C-terminus expressed in Escherichia coli.

Sequence

MVPVARLRGALPDARGCHIAQFKSLSPQELQAFKRAKDALEESLLLKDCKCRSRLFPRTWDLRQLQVRERPVALEAELALTLKVLEATADTDPALGDVLDQPLHTLHHILSQLRACIQPQPTAGPRTRGRLHHWLHRLQEAPKKESPGCLEASVTFNLFRLLTRDLNCVASGDLCV with polyhistidine tag at the C-terminus.

Host

Escherichia coli

Specificity

23

Form

Lyophilized

Preparation Method

Escherichia coli expression system

Purification

Ni-NTA chromatography

Purity

> 95% as analyzed by SDS-PAGE.

Endotoxin Level

< 0.1 EU/ ug of protein by the LAL method.

Quality Control Testing

SDS-PAGE Stained with Coomassie Blue.

SDS-PAGE analysis of IL28B (Human) Recombinant Protein.

Recommend Usage

Biological Activity
SDS-PAGE
The optimal working dilution should be determined by the end user.

Storage Buffer

Lyophilized from a solution containing 1X PBS, pH 8.0. Reconstitute the lyophilized powder in ddH₂O to a concentration not less than 100 ug/mL.

Storage Instruction

Lyophilized protein should be stored at -20°C. Protein aliquots should be stored at-20°C to -80°C. This product is stable for one year.
Avoid repeated freeze/thaw cycles.

Note

Result of activity analysis