PTM - CPLM Gene Name UniProt ID Type Position Code ATG3; APG3; APG3L Q9NT62 Ubiquitination 131 K ATG3; APG3; APG3L Q9NT62 Ubiquitination 185 K ATG3; APG3; APG3L Q9NT62 Ubiquitination 9 K ATG3; APG3; APG3L Q9NT62 Ubiquitination 11 K ATG3; APG3; APG3L Q9NT62 Ubiquitination 243 K ATG3; APG3; APG3L Q9NT62 Ubiquitination 71 K

PTM - dbPAF Gene Name UniProt ID Position Type Species ATG3; APG3; APG3L Q9NT62 111 Y Homo sapiens(Human) ATG3; APG3; APG3L Q9NT62 117 T Homo sapiens(Human) ATG3; APG3; APG3L Q9NT62 18 Y Homo sapiens(Human) ATG3; APG3; APG3L Q9NT62 186 T Homo sapiens(Human) ATG3; APG3; APG3L Q9NT62 20 T Homo sapiens(Human) ATG3; APG3; APG3L Q9NT62 303 T Homo sapiens(Human) ATG3; APG3; APG3L Q9NT62 313 T Homo sapiens(Human)

PTM - PhosphositePlus UniProt ID MOD_RSD Type SITE_+/-7_AA Q9NT62 R310-m1 Methylation TIEYDYTrHFtM___ Q9NT62 Y18-p Phosphorylation kALEVAEyLtPVLKE Q9NT62 T20-p Phosphorylation LEVAEyLtPVLKESK Q9NT62 Y111-p Phosphorylation dGGWVDTyHNTGItG Q9NT62 T117-p Phosphorylation TyHNTGItGITEAVK Q9NT62 T186-p Phosphorylation VEACKAktDAGGEDA Q9NT62 T313-p Phosphorylation YDYTrHFtM______ Q9NT62 K11-ub Ubiquitination VINTVKGkALEVAEy Q9NT62 K71-ub Ubiquitination KAYLPTGkQFLVTKN Q9NT62 K131-ub Ubiquitination KEITLENkDNIRLQD Q9NT62 K185-ub Ubiquitination IVEACKAktDAGGED Q9NT62 K208-ub Ubiquitination DLYITYDkYYQTPRL Q9NT62 K243-ub Ubiquitination ISQDHVKkTVTIENH

PTM - dbPTM UniProt ID Position Code Type Resources References Q9NT62 1 M Acetylation Swiss-Prot 1010711 19413330 Q9NT62 18 Y Phosphorylation Swiss-Prot 1010711 15592455 Q9NT62 18 Y Phosphorylation PhosphoELM.10011 15592455 Q9NT62 104 D Caspase Phosphositeplus.1010730 18724940 Q9NT62 185 K Ubiquitylation Phosphositeplus.1010730 21906983 Q9NT62 18 Y Phosphorylation Phosphositeplus.1010730 14729942;15144186;15570572;15592455;18180459;18707149;20562096;20736484;21403953 Q9NT62 18 Y Phosphorylation HPRD 9.0 15144186,18707149 Q9NT62 18 Y Phosphorylation SysPTM 1.1 18707149

PTM - HPRD Symbol Position Code Type References ATG3 18 Y Phosphorylation 15144186,18707149

PTM - Phospho.ELM UniProt Position Code PMIDs Kinase Source Type Q9NT62 18 Y 15592455 HTP Phosphorylation

PTM - UniProt UniProt ID Position Type PMIDs Q9NT62 1 N-acetylmethionine 19413330;22223895

PTM - BioGRID Entrez Gene BioGRID ID Position Code Type PMIDs 64422 122171 - K Ubiquitination 21139048 64422 122171 - K Ubiquitination 21906983 64422 122171 - K Ubiquitination 22053931 64422 122171 - K Ubiquitination 22505724 64422 122171 - K Neddylation 24654937 64422 122171 - K Sumoylation 24654937 64422 122171 - K Ubiquitination 24816145

PTM - mUbiSiDa Gene Name Species Ubiquitination Site Ubiquitination Sequence Evidence PMID ATG3 Homo sapiens (Human) 131 "131,EITLENKDNIRLQ" 131:22053931 ATG3 Homo sapiens (Human) 185; 131 "185,VEACKAKTDAGGE; 131,EITLENKDNIRLQ" 185:21906983; 131:22053931 ATG3 Homo sapiens (Human) 185 "185,VEACKAKTDAGGE" 185:21906983