IL-17F is a homodimeric glycoprotein with an apparent molecular mass of 38 kDa. IL-17 is commonly associated with allergic responses. IL-17 induces the production of many other cytokines such as TNF alpha, chemokines such as IL-8 and prostaglandins. The IL17-induced release of cytokines has many effects, including airway remodeling in asthma (PMID 24292568)