The petal identity gene PhDEF has a major binding and regulatory action in the epidermis
biorxiv.org
Desert, E.; Cavallini-Speisser, Q.; Duvernois-Berthet, E.; Chambrier, P.; Morel, P.; Letcher, B.; Rey, C.; Just, J.; Rodrigues Bento, S.; Bouyer, D.; Monniaux, M.