A derived ZW chromosome system in Amborella trichopoda, the sister species to all other extant flowering plants
J. Kafer, A. Bewick, A. Andres-Robin, G. Lapetoule, A. Harkess, J. Caius, B. Fogliani, G. Gateble, P. Ralph, C. W. dePamphilis, F. Picard, C. P. Scutt, J. Leebens-Mack, G. A. Marais
The paper identifies a ZW sex chromosome system in Amborella trichopoda, revealing a 4 Mb sex-determining region on chromosome 9 with recent divergence.
bioRxiv · Dec 21, 2020Plant Biology