PROVETOP

Mouse B7-H5/Gi24/VISTA Protein

Catalog No: VISTA-MF001

Species
Mouse
Expression System
HEK293
Tag
an hFc (IgG1)

Product overview

Recombinant Mouse B7-H5/Gi24/VISTA Protein is expressed in HEK293 cells with an hFc (IgG1) tag at the C-terminus. It contains amino acid residues Phe33-Ala194 (accession: NP_083008.1).

Product Details

Molecular Aliases
B7H5; B7-H5; VISTA; VSIR; PD1H; PD-1H; 4632428N05Rik; C10orf54; Dies1; Gi24; PP2135; SISP1
Protein Length
Phe33-Ala194
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 44.77 kDa. Due to glycosylation, the protein migrates to 60-68 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
VISTA-MF001 Bis-Tris-PAGE-white result

Mouse B7-H5 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
VISTA-MF001 SEC-HPLC result

The purity of Mouse B7-H5 is greater than 95% as determined by SEC-HPLC.

Background

B7-H5, also known as VISTA, B7H5, Dies1, SISP1 and C10orf54, is a 55-65 kDa member of the Ig superfamily. It is a transmembrane molecule expressed in bone, on embryonic stem cells (ESCs), and on tumor cell surfaces.

References

  1. Byers J T, Paniccia A, Kaplan J, et al. Expression of the Novel Costimulatory Molecule B7-H5 in Pancreatic Cancer[J]. Annals of Surgical Oncology,
  2. Note: HPLC results always come from liquid protein, due to absorption peak interference of trehalose in lyophilized powder.

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