Immunogen sequence: APSALRLGDR IPFEGANEPD QVSLKEDIDM LQNALAENDT PYYDVSRNAR HADGVFTSDF SKLLGQLSAK KYLESLMGKR VSSNISEDPV PVKRHSDAVF TDNYTRLRKQ MAVKKYLNSI LNGKRSSEGE SPDFPEELEK. VIP encodes a protein that belongs to the glucagon family. It stimulates myocar