PROVETOP

FITC-Labeled Human MSLN/Mesothelin Protein

Catalog No: MSLN-HP001

Species
Human
Expression System
HEK293
Tag
His, Avi

Product overview

Recombinant FITC-Labeled Human MSLN/Mesothelin Protein is expressed in HEK293 cells with a His tag and Avi tag at the C-terminus. It contains amino acid residues Glu296-Gly580 (UniProt accession: Q13421-2).

Product Details

Molecular Aliases
MSLN; CAK1; Mesothelin; MPF; MPFSMRP; SMR
Protein Length
Glu296-Gly580
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 35.2 kDa. Due to glycosylation, the protein migrates to 40-50 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 95% as determined by HPLC
Buffer / Formulation
Supplied as 0.22μm filtered solution in PBS (pH 7.4).
State
Liquid
Storage Conditions
Valid for 6 months from date of receipt when stored at -80°C. Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.

Data Display

Bis-Tris PAGE
MSLN-HP001 Bis-Tris-PAGE result

FITC-Labeled Human MSLN on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
MSLN-HP001 SEC-HPLC result

The purity of FITC-Labeled Human MSLN is greater than 95% as determined by SEC-HPLC.

Flow Cytometry
MSLN-HP001 Flow-Cytometry result

FACS Analysis of Anti-MSLN CAR Expression. 293T cells were transfected with anti-MSLN-scFv and His tag. Cells were stained with 5μg/ml FITC-Labeled Human MSLN (296-580), His Tag and FITC-labeled protein control. Non-transfected 293T cells and FITC-labeled protein control were used as negative control.

Background

Mesothelin, also known as MSLN, is a protein that in humans is encoded by the MSLN gene.Cloning studies showed that the mesothelin gene encodes a precursor protein that is processed to yield mesothelin which is attached to the cell membrane by a glycophosphatidylinositol linkage and a 31-kDa shed fragment named megakaryocyte-potentiating factor (MPF). Although it has been proposed that mesothelin may be involved in cell adhesion, its biological function is not known.A knockout mouse line that lacks mesothelin reproduces and develops normally.

References

  1. Adusumilli P S, Cherkassky L, Villena-Vargas J, et al. Regional delivery of mesothelin-targeted CAR T cell therapy generates potent and long-lasting CD4-dependent tumor immunity[J]. Science Translational Medicine, 2014, 6(261):261ra151-261ra151.
  2. Morello A, Sadelain M, Adusumilli P S. Mesothelin-Targeted CARs: Driving T cells to Solid Tumors[J]. Cancer Discovery, 2015, 6(2).

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