产品名称Recombinant Human Leukemia Inhibitory Factor
来源种属Escherichia coli.
纯化> 98 % by SDS-PAGE and HPLC analyses.
生物活性Fully biologically active when compared to standard. The ED50 as determined by the dose-dependent proliferation of human TF-1 cells is less than 0.1 ng/ml, corresponding to a specific activity of > 1.0 x107 IU/mg.
内毒素Less than 1 EU/ug of rHuLIF as determined by LAL method.
别名Differentiation-stimulating Factor, D Factor, Melanoma-derived LPL Inhibitor, MLPLI
UniprotP15018
Gene ID3976
计算分子量Approximately 19.7 kDa, a single non-glycosylated polypeptide chain containing 180 amino acids.
序列SPLPITPVNA TCAIRHPCHN NLMNQIRSQL AQLNGSANAL FILYYTAQGE PFPNNLDKLC GPNVTDFPPF HANGTEKAKL VELYRIVVYL GTSLGNITRD QKILNPSALS LHSKLNATAD ILRGLLSNVL CRLCSKYHVG HVDVTYGPDT SGKDVFQKKK LGCQLLGKYK QIIAVLAQAF
配方Lyophilized from a 0.2 μm filtered concentrated solution in PBS, pH 7.4.
保存Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- 12 months from date of receipt, -20 to -70 ˚C as supplied.- 1 month, 2 to 8 ˚C under sterile conditions after reconstitution.- 3 months, -20 to -70 ˚C under sterile conditions after reconstitution.
3-5days
