Immunogen sequence: ARFYYADEEL NQVAAELDSL DGRKDPQRCT LLVSQFRSCQ DNVLNIINQI MDECIPQDRA PRDFCVKFPE EIRHDNLAGQ LWFGAECLAA GSIIMNREL Highest antigen sequence identity to the following orthologs: Mouse - 97%, Rat - 97%. Negative regulator of epidermal growth