Protein
9-cis-epoxycarotenoid dioxygenase NCED6, chloroplastic
Organism
Arabidopsis thaliana
Function
Has a 11,12(11',12') 9-cis epoxycarotenoid cleavage activity. Catalyzes the first step of abscisic-acid biosynthesis from carotenoids. Contributes probably to abscisic acid synthesis for the induction of seed dormancy.
Similarity
Belongs to the carotenoid oxygenase family.
Sequence
MQHSLRSDLLPTKTSPRSHLLPQPKNANISRRILINPFKIPTLPDLTSPVPSPVKLKPTYPNLNLLQKLAATMLDKIESSIVIPMEQNRPLPKPTDPAVQLSGNFAPVNECPVQNGLEVVGQIPSCLKGVYIRNGANPMFPPLAGHHLFDGDGMIHAVSIGFDNQVSYSCRYTKTNRLVQETALGRSVFPKPIGELHGHSGLARLALFTARAGIGLVDGTRGMGVANAGVVFFNGRLLAMSEDDLPYQVKIDGQGDLETIGRFGFDDQIDSSVIAHPKVDATTGDLHTLSYNVLKKPHLRYLKFNTCGKKTRDVEITLPEPTMIHDFAITENFVVIPDQQMVFKLSEMIRGGSPVIYVKEKMARFGVLSKQDLTGSDINWVDVPDCFCFHLWNAWEERTEEGDPVIVVIGSCMSPPDTIFSESGEPTRVELSEIRLNMRTKESNRKVIVTGVNLEAGHINRSYVGRKSQFVYIAIADPWPKCSGIAKVDIQNGTVSEFNYGPSRFGGEPCFVPEGEGEEDKGYVMGFVRDEEKDESEFVVVDATDMKQVAAVRLPERVPYGFHGTFVSENQLKEQVF