PROVETOP

Human FLT3 Ligand Protein

Catalog No: FLT3L-HP001

Species
Human
Expression System
E. coli
Activity
Activity verified

Product overview

Recombinant Human FLT3 Ligand Protein is expressed in E. coli without tag. It contains amino acid residues Thr27-Ala181 (UniProt accession: P49771-1).

Product Details

Molecular Aliases
FL; Flt3 ligand; Flt3L; FLT3LG; SL cytokine; Flt-3 Ligand; Flt-3L
Protein Length
Thr27-Ala181
Expression System
E. coli
Theoretical Molecular Weight
The protein has a predicted MW of 17.61 kDa same as Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 95% as determined by HPLC
Endotoxin
Less than 0.1 EU per μg by the LAL method.
Buffer / Formulation
Lyophilized from 0.22μm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.
State
Lyophilized
Storage Conditions
-20 to -80°C for 12 months as supplied from date of receipt. -80°C for 3 months after reconstitution. Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.
Reconstitution Advice
Dissolve the lyophilized protein in distilled water. Please refer to the Certificate of Analysis for detailed instructions.

Data Display

Bis-Tris PAGE
FLT3L-HP001 Bis-Tris-PAGE-white result

Human FLT3 Ligand on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
FLT3L-HP001 SEC-HPLC result

The purity of Human FLT3 Ligand is greater than 95% as determined by SEC-HPLC.

ELISA
FLT3L-HP001 ELISA result

Immobilized Human FLT3 Ligand, No Tag at 2μg/ml (100μl/well) on the plate. Dose response curve for Human FLT3, hFc Tag with the EC50 of 21.7ng/ml determined by ELISA.

Cell Based Assay
FLT3L-HP001 Cell-Based-Assay result

The ED50 was determined by the dose-dependent stimulation of the proliferation of human AML5 cells is < 2.0 ng/ml. (QC Test)

Background

Flt‑3 Ligand, also known as FL, is an alpha -helical cytokine that promotes the differentiation of multiple hematopoietic cell lineages.Stimulates the proliferation of early hematopoietic cells by activating FLT3. Synergizes well with a number of other colony stimulating factors and interleukins.

References

  1. Small D. Targeting FLT3 for the Treatment of Leukemia[J]. Seminars in Hematology, 2008, 45(supp-S2).

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