Yu, D., Song, W., Tan, E. Y. J., Liu, L., Cao, Y., Jirschitzka, J., et al. (2022). TIR domains of plant immune receptors are 2 ',3 '-cAMP/cGMP synthetases mediating cell death. Cell, 185(13), 2370-2386. doi:10.1016/j.cell.2022.04.032.