At3g14440: NCED3 (NINE-CIS-EPOXYCAROTENOID DIOXYGENASE 3)

Encodes 9-cis-epoxycarotenoid dioxygenase, a key enzyme in the biosynthesis of abscisic acid. Regulated in response to drought and salinity. Expressed in roots, flowers and seeds. Localized to the chloroplast stroma and thylakoid membrane.