Recombinant Feline FAS Protein (Ala25-Lys172), C-hFc-tagged
Product Description
Cat
IMP-9724
Official Symbol
FAS
Product Overview
Recombinant Feline Fas/TNFRSF6/CD95 protein (Ala25-Lys172) with a Human IgG1 (Pro100-Lys330) Fc tag at C-terminus was expressed in Mouse myeloma cell line.
Description
The protein encoded by this gene is a member of the TNF-receptor superfamily. This receptor contains a death domain. It has been shown to play a central role in the physiological regulation of programmed cell death, and has been implicated in the pathogenesis of various malignancies and diseases of the immune system. The interaction of this receptor with its ligand allows the formation of a death-inducing signaling complex that includes Fas-associated death domain protein (FADD), caspase 8, and caspase 10. The autoproteolytic processing of the caspases in the complex triggers a downstream caspase cascade, and leads to apoptosis. This receptor has been also shown to activate NF-kappaB, MAPK3/ERK1, and MAPK8/JNK, and is found to be involved in transducing the proliferating signals in normal diploid fibroblast and T cells. Several alternatively spliced transcript variants have been described, some of which are candidates for nonsense-mediated mRNA decay (NMD). The isoforms lacking the transmembrane domain may negatively regulate the apoptosis mediated by the full length isoform.
Expression System
Mouse myeloma cell line
Species
Feline
Tag
C-hFc
Predicted N Terminal
Ala25
Form
Lyophilized from a 0.2 μm filtered solution in PBS.
Molecular Mass
Predicted Molecular Mass: 43 kDa (monomer)
SDS-PAGE: 59-61 kDa, reducing conditions
Protein length
Ala25-Lys172
Bio-activity
Measured by its ability to inhibit Fas Ligand-induced apoptosis of Jurkat human acute T cell leukemia cells. The ED50 for this effect is 1-4 μg/mL in the presence of 20 ng/mL of rhFas Ligand.
Endotoxin
<0.01 EU/μg of the protein by the LAL method.
Purity
>95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Notes
Disulfide-linked homodimer
Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
12 months from date of receipt, -20 to -70 centigrade as supplied.
1 month, 2 to 8 centigrade under sterile conditions after reconstitution.
3 months, -20 to -70 centigrade under sterile conditions after reconstitution.
Reconstitution
Reconstitute at 100 μg/mL in sterile PBS.
Data Sheet MSDS
For Research Use Only. Not intended for any clinical use. No products from Creative BioMart may be resold, modified for resale or used to manufacture commercial products without prior written approval from Creative BioMart.

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