title: Rethinking the Origin of Auxin Biosynthesis in Plants.
authors.affiliation: School of Life Sciences, Tsinghua University Beijing, China.
authors.forename: Meng
authors.initials: M
authors.lastname: Ke
authors.affiliation: College of Life Sciences, Nanjing Normal University Nanjing, China.
authors.forename: Yuyu
authors.initials: Y
authors.lastname: Zheng
authors.affiliation: College of Life Sciences, Nanjing Normal University Nanjing, China.
authors.forename: Ziqiang
authors.initials: Z
authors.lastname: Zhu
keywords: Klebsormidium flaccidum; TAA1; auxin; charophytes; ethylene