Analysis Note
The biological activity is measured by its ability to bind recombinant human GFRα2/Fc.
Physical form
Lyophilized from a 0.2 μm filtered solution in 30% acetonitrile and 0.1% TFA containing 1.25 mg bovine serum albumin.
Biochem/physiol Actions
Member of the glial cell line-derived neurotrophic factor family of ligands. Exerts potent effects on the function and survival of central and peripheral neurons. Activates the RET receptor tyrosine kinase, MAP kinase, and phosphatidylinositol 3-kinase pathways. Human and mouse NTN share 91% sequence identity.