The rabbit polyclonal antibodies against human STING were described previously23 (link). Rabbit antibodies against mouse STING, p-IRF3(Ser396), p-TBK1(Ser172), p-IKKβ(Ser177), ATG5, ATG9, Beclin1, calreticulin, and GAPDH were from Cell Signaling. Mouse antibody against STING was purchased from R&D Systems; rabbit antibodies against human IRF3, TGN38, and ARF1 and mouse antibody against CD63 were from Santa Cruz Biotechnology; rabbit antibody against LC3 was from Novus Biologicals; mouse antibodies against P62 and GGA3 were from BD Transduction Laboratories; mouse antibody against ERGIC-53 was from Axxora; rabbit antibody against Sec22b was from Synaptic Systems; mouse antibody against Flag tag, rabbit antibodies against ERGIC53, and β-tubulin, anti-Flag (M2)-conjugated agarose and anti-HA–conjugated agarose were from Sigma; HA antibody were from Covance; rabbit antibodies against GBF1, LAMP2, and Giantin were from Abcam; rabbit antibody against beta-COP was from Thermo Fisher; rabbit antibodies against ARFGEF1, ARFGEF2, and SEC24C were from Bethyl Laboratories.