Cat#:RP-3458H;Product Name:Recombinant Human GM CSF Protein, CHO;Synonym:CSF-2, MGI-1GM, GM-CSF, Pluripoietin-alpha, Molgramostin, Sargramostim, MGC131935, MGC138897. ;Description:GM CSF Protein produced in CHO cells is a 14.6kDa globular protein consisting of 127 amino acids, having two intramolecular disulfide bonds and two N-linked glycosylation sites.?;Source:Chinese Hamster Ovary cells.;AA Sequence:APARSPSPST QPWEHVNAIQ EARRLLNLSR DTAAEMNETV EVISEMFDLQ EPTCLQTRLE LYKQGLRGSL TKLKGPLTMM ASHYKQHCPP TPETSCATQI ITFESFKENL KDFLLVIPFD CWEPVQE;Purity:Greater than 95% as determined by SDS-PAGE.;Bioactivity:ED50 < 0.1 ng/ml, determined by the dose dependent stimulation of the proliferation of human TF-1 cells (human erythroleukemic indicator cell line).;Formulation:The GM CSF Human filtered solution (0.27mg/ml) contains 20mM TRIS HCl buffer pH 7.2.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Storage:Store at 4°C if entire vial will be used within 2-4 weeks.? Store, frozen at -20°C for longer periods of time.? For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid repeated freeze-thaw cycles.;