The CYP71A, NIT, AMI, and IAMH gene families are dispensable for indole-3-acetaldoxime-mediated auxin biosynthesis in Arabidopsis
Mario Fenech, Javier Brumós, Aleš Pěnčík, Brianne R. Edwards, Sara Belcapo, J. DeLacey, Arjun Patel, Martin M. Kater, Xu Li, Karin Ljung, Ondřej Novák, José M. Alonso, Anna N. Stepanova
This study shows that gene families involved in the IAOx pathway are not essential for auxin biosynthesis in Arabidopsis, challenging the proposed linear pathway and suggesting an uncharacterized route.
The Plant Cell · Oct 15, 2025Peer-reviewedGenetics