PROVETOP

Human HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Monomer Protein

Catalog No: WT1-HP002

Species
Human
Expression System
HEK293
Tag
His, Avi
Activity
Activity verified

Product overview

Recombinant Human HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Monomer Protein is expressed from HEK293 with His tag and Avi tag at the C-terminus. It contains Gly25-Thr305(HLA-A*02:01), Ile21-Met119(B2M) and RMFPNAPYL peptide (accession: A0A140T913(HLA-A*02:01) & P61769(B2M) &RMFPNAPYL).

Product Details

Molecular Aliases
MHC; WT1; RMF; AWT1; GUD; NPHS4GUD; WAGR; WIT-2; WT33
Protein Length
Gly25-Thr305
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 50.5 kDa. Due to glycosylation, the protein migrates to 52-60 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 95% as determined by HPLC
Endotoxin
Less than 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
WT1-HP002 Bis-Tris-PAGE result

Human HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Monomer on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
WT1-HP002 SEC-HPLC result

The purity of Human HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Monomer was greater than 95% as determined by SEC-HPLC.

ELISA
WT1-HP002 ELISA result

Immobilized Human HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Monomer, His Tag at 2μg/ml (100μl/well) on the plate. Dose response curve for Anti-HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Antibody, hFc Tag with the EC50 of 19.0ng/ml determined by ELISA (QC Test).

SPR
WT1-HP002 SPR result

Human HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Monomer, His Tag captured on CM5 Chip via Anti-His Antibody can bind Anti-HLA-A*02:01&B2M&WT-1 (RMFPNAPYL) Antibody, hFc Tag with an affinity constant of 0.33nM as determined in SPR assay (Biacore T200).

Background

The WT1 protein plays a role in cell growth, the process by which cells mature to perform specific functions (differentiation), and the self-destruction of cells (apoptosis). WT1 is differentially expressed in serous, endometrioid, clear cell, and mucinous carcinomas of the peritoneum, fallopian tube, ovary, and endometrium. The Human HLA-A*0201 WT-1 (RMFPNAPYL) complex Protein is a complex of HLA-A*0201 of the MHC Class I, B2M and RMFPNAPYL peptide of the WT-1.

References

  1. (1)Dao T, Pankov D, Scott A, et al. Therapeutic bispecific T-cell engager antibody targeting the intracellular oncoprotein WT1[J]. Nature Biotechnology, 2015.

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