Human TGF-alpha Protein (LTP10431)

Product Name
Human TGF-alpha Protein (LTP10431)
Catalog Number
LTP10431
Quantity
100ug
Price
$473 In stock
Background
Transforming growth factor-alpha (TGFA) has been proposed as a candidate gene in the etiology of nonsyndromic cleft lip with or without cleft palate (NS-CL/P) and of nonsyndromic cleft palate only (NS-CPO). Biologic support for a role of TGFA arises from its presence at high levels in the epithelial tissue of the medial edge of the palatal shelves at the time of shelf fusion in mice.
Description
Recombinant Human TGF-alpha Protein is expressed from Expi293 with hFc tag at the N-terminal. It contains Val40-Ala89.
Target
TGF-alpha
Species
Human
Gene/Protein ID
P01135-1
Exact Sequence
Val40-Ala89
Molecular Weight
The protein has a predicted MW of 32.9 kDa. Due to glycosylation, the protein migrates to 38-45 kDa based on the Tris-Bis PAGE result.
Activity
Immobilized Human TGF-alpha, hFc Tag at 0.2ug/ml (100ul/well) on the plate. Dose response curve for Biotinylated Anti-TGF-alpha Antibody, hFc Tag with the EC50 of 12.3ng/ml determined by ELISA (QC Test). The affinity constant of 0.31 uM as determined in SPR assay (Biacore T200). See testing image for detail.
Tag
N-hFc
Express System
Expi293
Purity
> 95% as determined by Tris-Bis PAGE; > 95% as determined by HPLC
Endotoxin
Less than 1EU per ug by the LAL method.
Formulation
Lyophilized from 0.22 um filtered solution in 50mM Tris,100mM NaCl (pH 8.0). Normally 8% trehalose is added as a protectant before lyophilization.
Stability and Storage

Reconstituted protein stable at -80 C for 12 months, 4 C for 1 week. Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

Shipping
Shipped at ambient temperature.
Reconstitution

Centrifuge tubes before opening. Reconstituting to a concentration of more than 100 ug/ml is recommended. Dissolve the lyophilized protein in distilled water.

Image
Human TGF-alpha Protein (LTP10431)
  • 5 Units in Stock

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