Mouse Lif recombinant protein with polyhistidine tag at the N-terminus expressed in Escherichia coli.
Sequence:
SPLPITPVNATCAIRHPCHGNLMNQIKNQLAQLNGSANALFISYYTAQGEPFPNNVEKLCAPNMTDFPSFHGNGTEKTKLVELYRMVAYLSASLTNITRDQKVLNPTAVSLQVKLNATIDVMRGLLSNVLCRLCNKYRVGHVDVPPVPDHSDKEAFQRKKLGCQLLGTYKQVISVVVQAF with polyhistidine tag at the N-terminus.
Host:
Escherichia coli
Form:
Lyophilized
Preparation Method:
Escherichia coli expression system
Purity:
> 95% as determined by SDS-PAGE.
Endotoxin Level:
< 0.1 EU per 1 ug of the protein by the LAL method.
Activity:
Measure by its ability to induce IL-6 secretion in M1 cells. The ED50 for this effect is < 0.5 ng/mL. The specific activity of recombinant mouse LIF is > 2 x 106 IU/mg.
Quality Control Testing:
SDS-PAGE Stained with Coomassie Blue.
SDS-PAGE analysis of Lif (Mouse) Recombinant Protein.
Recommend Usage:
SDS-PAGE The optimal working dilution should be determined by the end user.
Storage Buffer:
Lyophilized from a solution containing 1X PBS, pH 7.4. Reconstitute the lyophilized powder in ddH2O to 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.