https://doi.org/10.1093/molbev/msab059 (Publisher version)
EXT760.pdf (Publisher version), 700KB
EXT760s1.pdf (Supplementary material), 6MB
O'Donnell, A. J., Huang, R., Barboline, J. J., & Barkman, T. J. (2021). Convergent biochemical pathways for xanthine alkaloid production in plants evolved from ancestral enzymes with different catalytic properties. Molecular Biology and Evolution, 38(7), 2704-2714. doi:10.1093/molbev/msab059.