PROVETOP

Biotinylated Mouse GFRAL/GFR alpha-like Protein

Catalog No: GFRAL-MB001

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

Product overview

Recombinant Biotinylated Mouse GFRAL/GFR alpha-like Protein is expressed in HEK293 cells with a His tag and Avi tag at the N-terminus. It contains amino acid residues Gln20-Glu350 (UniProt accession: Q6SJE0-1).

Product Details

Molecular Aliases
GFR alpha-like; GFRAL; GRAL; C6orf144
Protein Length
Gln20-Glu350
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 40.1 kDa. Due to glycosylation, the protein migrates to 48-60 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
GFRAL-MB001 Bis-Tris-PAGE-white result

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

SEC-HPLC
GFRAL-MB001 SEC-HPLC result

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

ELISA
GFRAL-MB001 ELISA result

Immobilized Biotinylated Mouse GFRAL, His Tag at 0.5μg/ml (100μl/Well) on streptavidin (5μg/ml) precoated plate. Dose response curve for Mouse GDF15, hFc Tag with the EC50 of 2.4ng/ml determined by ELISA.

Background

GFR alpha -like (GDNF receptor-alpha-like) is a distant member of the GDNFR family of proteins. Mature human GFR alpha-like is a 376 amino acid (aa) type I transmembrane protein. It contains amino acid residues a 333 aa extracellular domain, a 20 aa transmembrane domain and a 23 aa cytoplasmic domain. GFRAL is a brainstem-restricted receptor for GDF15 which regulates food intake, energy expenditure and body weight in response to metabolic and toxin-induced stresses.

References

  1. Yang L, Chang CC, Sun Z, et al. GFRAL is the receptor for GDF15 and is required for the anti-obesity effects of the ligand. Nat Med. 2017;23(10):1158-1166. doi:10.1038/nm.4394

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