PROVETOP

Human HLA-A*01:01&B2M&CT83 (NTDNNLAVY) Tetramer Protein

Catalog No: CT83-HP002

Species
Human
Expression System
HEK293
Tag
His, Avi

Product overview

Recombinant Human CT83(HLA-A*01:01) Tetramer Protein is expressed from HEK293 with His tag and Avi tag at the C-terminus,tetramer is assembled by biotinylated monomer and streptavidin. It contains Gly25-Thr305(HLA-A*01:01), Ile21-Met119(B2M) and NTDNNLAVY peptide (accession: Q5SUL5(HLA-A*01:01) & P61769(B2M) &NTDNNLAVY).

Product Details

Molecular Aliases
CT83; HLA class I; MHC class I; HLA-A; HLA-A*0101; MHC; MHC HLA-A alpha
Protein Length
Gly25-Thr305
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 258 kDa. Due to glycosylation, the protein migrates to 260-265 kDa under Non reduced (N) condition 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
CT83-HP002 Bis-Tris-PAGE result

Human HLA-A*01:01&B2M&CT83 (NTDNNLAVY) Tetramer on Bis-Tris PAGE under Non reduced (N) condition. The purity is greater than 95%.

SEC-HPLC
CT83-HP002 SEC-HPLC result

The purity of Human HLA-A*01:01&B2M&CT83 (NTDNNLAVY) Tetramer is greater than 95% as determined by SEC-HPLC.

Background

Cancer/testis antigens 83 (CT83), also called KK-LC-1 or CXorf61, recognized by cytotoxic T lymphocytes (CTL), has become a promising target for immunotherapy.

References

  1. Ye Z, Liang Y, Ma Y, Lin B, Cao L, Wang B, Zhang Z, Yu H, Li J, Huang M, Zhou K, Zhang Q, Liu X, Zeng J. Targeted photodynamic therapy of cancer using a novel gallium (III) tris (ethoxycarbonyl) corrole conjugated-mAb directed against cancer/testis antigens 83. Cancer Med. 2018 Jun 1;7(7):3057–65. doi: 10.1002/cam4.1601. Epub ahead of print. PMID: 29856138; PMCID: PMC6051178.

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