Tags: Protein.
Fibronectin type III domain-containing protein 5 also known as irisin is a protein that in humans is encoded by the FNDC5 gene.Fibronectin domain-containing protein 5 is a membrane protein that is the precursor of the proposed peptide hormone irisin. Irisin secreted from muscle in response to exercise may mediate some beneficial effects of exercise in humans; potential for generating weight loss and blocking diabetes has been suggested.