FLRT1 is a key player in FGF-mediated signaling, activating MAP kinase and enhancing neurite outgrowth through FGFR1-mediated signaling.It helps increase the number and length of neurites. FLRT1 Protein, Human (HEK293, His) is the recombinant human-derived FLRT1 protein, expressed by HEK293 , with C-His labeled tag.