PROVETOP

Biotinylated Human MDL-1/CLEC5A Protein

Catalog No: MDL1-HB001

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

Product overview

Recombinant Biotinylated Human MDL-1/CLEC5A Protein is expressed in HEK293 cells with a His tag and Avi tag at the N-terminus. It contains amino acid residues Pro28-Lys188 (UniProt accession: Q9NY25-1).

Product Details

Molecular Aliases
MDL-1; CLECSF5; MDL1; CLEC5A; DAP12-associating lectin 1
Protein Length
Pro28-Lys188
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 21.3 kDa. Due to glycosylation, the protein migrates to 43-53 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 0.22 μm 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
MDL1-HB001 Bis-Tris-PAGE-white result

Biotinylated Human MDL-1 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
MDL1-HB001 SEC-HPLC result

The purity of Biotinylated Human MDL-1 is greater than 95% as determined by SEC-HPLC.

ELISA
MDL1-HB001 ELISA result

Immobilized Biotinylated Human MDL-1, His Avi tag at 0.5μg/ml (100μl/well) on the streptavidin precoated plate (5μg/ml). Dose response curve for Anti-MDL-1 Antibody, hFc Tag with the EC50 of 6.2ng/ml determined by ELISA. (QC Test)

Background

In C. elegans, increased lifespan in daf-2 insulin/IGF-1 receptor mutants is accompanied by up-regulation of the MDL-1 Mad basic helix-loop-helix leucine zipper transcription factor. MDL-1, like its mammalian orthologs, is an inhibitor of cell proliferation and growth that slows progression of an age-related pathology in C. elegans (uterine tumors). In addition, intestine-limited rescue of mdl-1 increased lifespan but not to wild type levels. Thus, mdl-1 likely acts both in the intestine and the germline to influence age-related mortality.

References

  1. Riesen M, Feyst I, Rattanavirotkul N, Ezcurra M, Tullet JM, Papatheodorou I, Ziehm M, Au C, Gilliat AF, Hellberg J, Thornton JM, Gems D. MDL-1, a growth- and tumor-suppressor, slows aging and prevents germline hyperplasia and hypertrophy in C. elegans. Aging (Albany NY). 2014 Feb;6(2):98-117. doi: 10.18632/aging.100638. PMID: 24531613; PMCID: PMC3969279.

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