PROVETOP

Human CD99/MIC2 Protein

Catalog No: CD99-HF001

Species
Human
Expression System
HEK293
Tag
an hFc (IgG1)

Product overview

Recombinant Human CD99/MIC2 Protein is expressed in HEK293 cells with an hFc (IgG1) tag at the C-terminus. It contains amino acid residues Asp23-Asp122 (accession: AAH02584).

Product Details

Molecular Aliases
12E7; E2 antigen; MIC2; MIC2X; MIC2Y; CD99; HBA71; MSK5X; 12E7; 1110061M03Rik; 2410026K10Rik; D4; pilr-1; Pilr-l; CD99 molecule
Protein Length
Asp23-Asp122
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 36.7 kDa. Due to glycosylation, the protein migrates to 50-60 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 90% 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
CD99-HF001 Bis-Tris-PAGE-white result

Human CD99 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
CD99-HF001 SEC-HPLC result

The purity of Human CD99 is greater than 90% as determined by SEC-HPLC.

Background

CD99 is a cell surface protein with unique features and only partly defined mechanisms of action. This molecule is involved in crucial biological processes, including cell adhesion, migration, death, differentiation and diapedesis, and it influences processes associated with inflammation, immune responses and cancer. CD99 is frequently overexpressed in many types of tumors, particularly pediatric tumors including Ewing sarcoma and specific subtypes of leukemia.

References

  1. Pasello M, Manara MC, Scotlandi K. CD99 at the crossroads of physiology and pathology. J Cell Commun Signal. 2018 Mar;12(1):55-68. doi: 10.1007/s12079-017-0445-z. Epub 2018 Jan
  2. PMID: 29305692; PMCID: PMC5842202. Note: HPLC results always come from liquid protein, due to absorption peak interference of trehalose in lyophilized powder.

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