AOS (ALLENE OXIDE SYNTHASE); hydro-lyase/ oxygen binding. Identical to Cytochrome P450 74A, chloroplast precursor (CYP74A) [Arabidopsis Thaliana] (GB:Q96242;GB:P93720;GB:Q9ZR51); similar to HPL1 (HYDROPEROXIDE LYASE 1), heme binding / iron ion binding / monooxygenase [Arabidopsis thaliana] (TAIR:AT4G15440.1); similar to allene oxide synthase [Hevea brasiliensis] (GB:AAY27751.1); similar to allene oxide synthase [Solanum tuberosum] (GB:CAD29735.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO61246.1); contains InterPro domain Cytochrome P450; (InterPro:IPR001128); contains InterPro domain Cytochrome P450, E-class, group IV; (In