The RHG motifs of Drosophila Reaper and Grim are important for their distinct cell death-inducing abilities.
Wing JP, Schwartz LM, Nambu JR. The RHG motifs of Drosophila Reaper and Grim are important for their distinct cell death-inducing abilities. Mech Dev. 2001 Apr; 102(1-2):193-203.