Glycerolipidome peculiarities of the smallest green picoeukaryote 8 Ostreococcus tauri 9

1Laboratoire de Biogenèse Membranaire, UMR 5200, CNRS, Université de Bordeaux BP81, F-33882 12 Villenave D'Ornon, France 13 2Rothamsted Research, Biological, Chemistry, Harpenden, AL5 2JQ, United Kingdom 14 3Laboratoire de Biologie Cellulaire et Végétale, UMR 5168 CNRS, CEA, INRA, Université Grenoble 15 Alpes, BIG, CEA-Grenoble, 38054 Grenoble, Cedex 9, France 16 §-Corresponding Author. 17 One sentence abstract. 18 Plastidial and non-plastidial structural lipids displayed distinctive and highly regulated fatty acid 19 patterns, exhibited features of distinct lineages and fueled the synthesis of highly unsaturated TAGs. 20