HINB-2 147 Acts as a membranotoxin, probably through its antibacterial and antifungal activities, contributing to the defense mechanism of the plant against predators. Forms monovalent cation-selective ion channels in membranes (By similarity). Contributes to grain texture and hardness. HINB2_HORVU MKTLFLLALLALVASTTSAQYSVGGGYNDVGGGGGSQQCPQERPNLGSCKDYVMERCFTMKDFPVTWPTKWWKGGCEHEVREKCCQQLSQIAPHCRCDAIRGVIQGKLGGIFGIGGGAVFKQIQRAQILPSKCNMGVDCRFPSGYYW Puroindoline-B HOI-B2 Hordoindoline-B2