HID1 and type 2 diabetes mellitus: In light of this and other studies (Hatanaka et al., 2011; Katsuta et al., 2015; Stoy et al., 2007; Zhang et al., 2015), Hid1 and other genes involved in SG maturation should be considered as previously unappreciated candidates for susceptibility for T2DM, IBD and many other diseases involving peptide hormones and neuropeptides.