Plant defense peptide with antifungal activity against F.oxysporum and B.cinerea. Retards the growth of the Lepidopteran insect pests H.armigera and H.punctigera. Stable under extremes of pH. Stable under extremes of temperature. Most abundant in the epidermal cell layers of the petals and sepals, within the connective cells of the anthers, and the cortical cells of the style. Not detected in the tapetum, pollen mother cells, the transmitting tissue, the vascular bundles of the anther and style or in leaves. Expressed also in ovaries, but barley detectable in roots. Belongs to the DEFL family.