Four DEGs including ATG10, ATG16L2, ULK4 and GABARAPL1 showed differences in diffuse gastric adenocarcinoma subgroup, while other four DEGs including ATG7 (probe 224025_s_at), GABARAPL1, WIPI2 and GABARAPL3 showed differences in gastric intestinal type adenocarcinoma subgroup (Figs. 3A and 3B). Here, WIPI2 is linked to diffuse gastric adenocarcinoma.