Fagus Antibody Services

Recombinant Human c-KIT/CD117 Protein (His Tag)(Active)

£684.00£855.00 excluding VAT

SKU FAS-030939-P Category

C-Kit is a type 3 transmembrane receptor for MGF (mast cell growth factor; also known as stem cell factor). c-Kit contains 5 Ig-like C2-type (immunoglobulin-like) domains.and 1 protein kinase domain. It belongs to the protein kinase superfamily; tyr protein kinase family and CSF-1/PDGF receptor subfamily. C-Kit contains 5 Ig-like C2-type (immunoglobulin-like) domains and 1 protein kinase domain. C-Kit has a tyrosine-protein kinase activity. Binding of the ligands leads to the autophosphorylation of KIT and its association with substrates such as phosphatidylinositol 3-kinase. Antibodies to c-Kit are widely used in immunohistochemistry to help distinguish particular types of tumour in histological tissue sections. It is used primarily in the diagnosis of GISTs. In GISTs; c-Kit staining is typically cytoplasmic; with stronger accentuation along the cell membranes. C-Kit antibodies can also be used in the diagnosis of mast cell tumours and in distinguishing seminomas from embryonal carcinomas. Mutations in c-Kit gene are associated with gastrointestinal stromal tumors; mast cell disease; acute myelogenous lukemia; and piebaldism. Defects in KIT are a cause of acute myelogenous leukemia (AML). AML is a malignant disease in which hematopoietic precursors are arrested in an early stage of development. Note=Somatic mutations that lead to constitutive activation of KIT are detected in AML patients.Immune Checkpoint   Immunotherapy   Cancer Immunotherapy   Targeted Therapy

Size

100µg

Active Protein

Active protein

Activity

Measured by its binding ability in a functional ELISA. Immobilized human KIT at 20 μg/ml (100 μl/well) can bind biotinylated mouse KITL with a linear ranger 1.28-6.4 ng/ml.

Protein Construction

A DNA sequence encoding the human KIT isoform 2 (P10721-2) extracellular domain (Met 1-Thr 516) was expressed; with a polyhistidine tag at the C-terminus.

Sequence

Met 1-Thr 516

Fusion Tag

C-His

Accession

P10721-2

Species

Human

Expressed Host

HEK293 Cells

Shipping

This product is provided as lyophilized powder which is shipped with ice packs.

Purity

> 97 % as determined by reducing SDS-PAGE.

Endotoxin

< 1.0 EU per µg as determined by the LAL method.

Stability and Storage

Generally, lyophilized proteins are stable for up to 12 months when stored at -20 to -80℃. Reconstituted protein solution can be stored at 4-8℃ for 2-7 days. Aliquots of reconstituted samples are stable at < -20℃ for 3 months.

Mol Mass

56.7 kDa

AP Mol Mass

75-85 kDa

Formulation

Lyophilized from sterile PBS, pH 7.4

Research Areas
Reconstitution

Please refer to the printed manual for detailed information.

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