PROVETOP

Human CLEC12A/MICL/CLL-1 Protein

Catalog No: CLEC12A-HF001

Species
Human
Expression System
HEK293
Tag
an hFc (IgG1)
Activity
Activity verified

Product overview

Recombinant Human CLEC12A/MICL/CLL-1 Protein is expressed in HEK293 cells with an hFc (IgG1) tag at the N-terminus. It contains amino acid residues His65-Ala265 (UniProt accession: Q5QGZ9-2).

Product Details

Molecular Aliases
MICL; CLL-1; CLEC12A; CLL1; DCAL2; DCAL-2; CD371; CD303; CLECSF11; CLECSF7; DLEC; HECL; PRO34150; DCAL-2
Protein Length
His65-Ala265
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 50.9 kDa. Due to glycosylation, the protein migrates to 68-73 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
CLEC12A-HF001 Bis-Tris-PAGE-white result

Human CLEC12A on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
CLEC12A-HF001 SEC-HPLC result

The purity of Human CLEC12A is greater than 95% as determined by SEC-HPLC.

ELISA
CLEC12A-HF001 ELISA result

Immobilized Human CLEC12A, hFc Tag at 0.5μg/ml (100μl/Well) on the plate. Dose response curve for Biotinylated Anti-CLEC12A Antibody, hFc Tag with the EC50 of 31.2ng/ml determined by ELISA. (QC Test)

Background

CLEC12A has recently been identified as an antigen, expressed on leukemic stem cells and leukemic blasts. Given the fact that this expression profile seems stable throughout diagnosis, treatment and relapse on leukemic blasts and leukemic stem cells, CLEC12A can be considered a highly potent and reliable marker for the detection of measurable residual disease and therefore applicable for risk stratification and prognostication in AML.

References

  1. Bill M, Aggerholm A, Kjeldsen E, Roug AS, Hokland P, Nederby L. Revisiting CLEC12A as leukaemic stem cell marker in AML: highlighting the necessity of precision diagnostics in patients eligible for targeted therapy. Br J Haematol. 2019 Mar;184(5):769-781. doi: 10.1111/bjh.15711. Epub 2018 Dec
  2. PMID:
  3. Note: HPLC results always come from liquid protein, due to absorption peak interference of trehalose in lyophilized powder.

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