Immunogen sequence: GSSSNSTREP PASGRVALVK VLDKWPLRSG GLQREQVISV GSCVPLERNQ RYIFFLEPTE QPLVFKTAFA PLDTNGKNLK KEVGKILCTD CATRPKLKKM K. Neuregulin 2 is a novel member of the neuregulin family of growth and differentiation factors. Through interaction with t