GM CSF Protein

Référence OPPA00675

Conditionnement : 2µg

Marque : Aviva Systems Biology

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Product Info
Predicted Species ReactivityHuman
Product FormatThe protein was lyophilized with PBS. Physical appearance: Sterile Filtered White lyophilized (freeze-dried) powder.
HostInsect Cells
Additional InformationSolubility: It is recommended to reconstitute the lyophilized Granulocyte Macrophage Colony Stimulating Factor in sterile 18M Omega -cm H2O not less than 100 ug/ml, which can then be further diluted to other aqueous solutions.
::Biological Activity: The ED50 as determined by the dose-dependant stimulation of the proliferation of human TF-1 cells (human erythroleukemic indicator cell line) is * 0.1 ng/ml, corresponding to a Specific Activity of 1 x107 IU/mg.
::Protein Content: Protein quantitation was carried out by two independent methods1. UV spectroscopy at 280 nm using the absorbency value of 0.963 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequence (IntelliGenetics). 2. Analysis by RP-HPLC, using a standard solution of GMCSF as a Reference Standard.
Protein Content: Protein quantitation was carried out by two independent methods1. UV spectroscopy at 280 nm using the absorbency value of 0.963 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequence (IntelliGenetics). 2. Analysis by RP-HPLC, using a standard solution of GMCSF as a Reference Standard.
::Product Introduction: GMCSF is a cytokine that controls the production, differentiation, and function of granulocytes and macrophages. The active form of the protein is found extracellularly as a homodimer. This gene has been localized to a cluster of related genes at chromosome region 5q31, which is known to be associated with interstitial deletions in the 5q- syndrome and acute myelogenous leukemia. Other genes in the cluster include those encoding interleukins 4, 5, and 13.GM-CSF stimulates the growth and differentiation of hematopoietic precursor cells from various lineages, including granulocytes, macrophages, eosinophils and erythrocytes.
Product Description: GM-CSF Human Recombinant produced in insect cells is a single, glycosylated, polypeptide chain containing 127 amino acids (18-144) and having a molecular mass of 14.6kDa. GM-CSF is fused to a C-terminal His -tag (6x His) and purified by proprietary chromatographic techniques.
Reconstitution and StorageLyophilized Granulocyte Macrophage Colony Stimulating Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18C. Upon reconstitution GMCSF should be stored at 4C between 2-7 days and for future use below -18C. For long term storage it is recommended to add a carrier protein (0. 1% HSA or BSA). Please prevent freeze-thaw cycles.
PurityGreater than 98.0% as determined by SDS-PAGE.
Peptide SequenceThe sequence of the first five N - terminal amino acids was determined and was found to be Ala - Pro - Ala - Arg - Ser.
SourceSf9 Cells
Gene SymbolGM CSF Sf9
Alias SymbolsCSF, GMCSF
NCBI Gene Id1437
Protein NameGranulocyte-macrophage colony-stimulating factor
Description of TargetRecombinant Human Granulocyte Macrophage-Colony Stimulating Factor, Sf9
Uniprot IDP04141
Protein Accession #NP_000749.2
Protein Size (# AA)Recombinant