PTM - CPLM Gene Name UniProt ID Type Position Code USP39; CGI-21; HSPC332; PRO2855 Q53GS9 Acetylation 428 K USP39; CGI-21; HSPC332; PRO2855 Q53GS9 Ubiquitination 210 K

PTM - dbPAF Gene Name UniProt ID Position Type Species USP39; CGI-21; HSPC332; PRO2855 Q53GS9 352 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 357 T Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 42 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 43 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 46 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 58 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 65 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 82 S Homo sapiens(Human) USP39; CGI-21; HSPC332; PRO2855 Q53GS9 97 S Homo sapiens(Human)

PTM - PhosphositePlus UniProt ID MOD_RSD Type SITE_+/-7_AA Q53GS9 K428-ac Acetylation KFNGITEkEYKTYKE Q53GS9 K291-m1 Methylation LWNPRNFkAHVSPHE Q53GS9 R481-m1 Methylation PITNVDLrEYLSEEV Q53GS9 S42-p Phosphorylation EREPEAAsSRGsPVR Q53GS9 S46-p Phosphorylation EAAsSRGsPVRVKRE Q53GS9 S58-p Phosphorylation KREFEPAsAREAPAs Q53GS9 S65-p Phosphorylation sAREAPAsVVPFVRV Q53GS9 S82-p Phosphorylation EREVDEDsEPEREVR Q53GS9 S97-p Phosphorylation AKNGRVDsEDRRSRH Q53GS9 Y259-p Phosphorylation YFLEEDNyKNIKRPP Q53GS9 K445-ub Ubiquitination LKRFQLTkLPPYLIF Q53GS9 K508-ub Ubiquitination ANIVHDGkPSEGSYR

PTM - dbPTM UniProt ID Position Code Type Resources References Q53GS9 42 S Phosphorylation Swiss-Prot 1010711 17287340 Q53GS9 46 S Phosphorylation Swiss-Prot 1010711 17081983;17287340 Q53GS9 82 S Phosphorylation Swiss-Prot 1010711 17081983;17287340;18669648 Q53GS9 428 K Acetylation Swiss-Prot 1010711 19608861 Q53GS9 42 S Phosphorylation PhosphoELM.10011 17287340 Q53GS9 46 S Phosphorylation PhosphoELM.10011 17287340;17081983 Q53GS9 82 S Phosphorylation PhosphoELM.10011 18669648;17287340;17081983 Q53GS9 428 K Acetylation Phosphositeplus.1010730 19608861 Q53GS9 42 S Phosphorylation Phosphositeplus.1010730 17287340 Q53GS9 46 S Phosphorylation Phosphositeplus.1010730 17287340;21406692 Q53GS9 82 S Phosphorylation Phosphositeplus.1010730 17081983;17287340;18669648;20058876;20068231;21406692;21659604;22067460 Q53GS9 97 S Phosphorylation Phosphositeplus.1010730 20068231 Q53GS9 428 K Acetylation HPRD 9.0 19608861 Q53GS9 42 S Phosphorylation HPRD 9.0 17287340 Q53GS9 43 S Phosphorylation HPRD 9.0 17081983 Q53GS9 46 S Phosphorylation HPRD 9.0 17081983,17287340,18767875 Q53GS9 82 S Phosphorylation HPRD 9.0 17322306,18669648,17287340,19651622,18452278,18767875,20068231,20058876 Q53GS9 97 S Phosphorylation HPRD 9.0 20068231 Q53GS9 352 S Phosphorylation HPRD 9.0 20068231 Q53GS9 357 T Phosphorylation HPRD 9.0 20068231 Q53GS9 43 S Phosphorylation SysPTM 1.1 17081983 Q53GS9 46 S Phosphorylation SysPTM 1.1 17081983 Q53GS9 82 S Phosphorylation SysPTM 1.1 17081983;18669648

PTM - HPRD Symbol Position Code Type References USP39 352 S Phosphorylation 20068231 USP39 357 T Phosphorylation 20068231 USP39 42 S Phosphorylation 17287340 USP39 428 K Acetylation 19608861 USP39 43 S Phosphorylation 17081983 USP39 46 S Phosphorylation 17081983,17287340,18767875 USP39 82 S Phosphorylation 17322306,18669648,17287340,19651622,18452278,18767875,20068231,20058876 USP39 97 S Phosphorylation 20068231

PTM - Phospho.ELM UniProt Position Code PMIDs Kinase Source Type Q53GS9 46 S 17287340 HTP Phosphorylation Q53GS9 46 S 17081983 HTP Phosphorylation Q53GS9 82 S 18669648 HTP Phosphorylation Q53GS9 82 S 17287340 HTP Phosphorylation Q53GS9 82 S 17081983 HTP Phosphorylation Q53GS9 42 S 17287340 HTP Phosphorylation

PTM - UniProt UniProt ID Position Type PMIDs Q53GS9 46 Phosphoserine 23186163 Q53GS9 82 Phosphoserine 17081983;20068231;21406692;23186163;24275569

PTM - PHOSIDA Symbol Accession Code Position Surrounding Sequence Type USP39 IPI00008612 K 268 FNGITEaKEYKTYK acetylation USP39 IPI00419844 S 352 TDVFQGpSMRIFTK phosphorylation USP39 IPI00419844 S 46 AASSRGpSPVRVKR phosphorylation USP39 IPI00419844 S 65 AREAPApSVVPFVR phosphorylation USP39 IPI00419844 S 82 REVDEDpSEPEREV phosphorylation

PTM - BioGRID Entrez Gene BioGRID ID Position Code Type PMIDs 10713 115939 - K Sumoylation 21693764 10713 115939 - K Ubiquitination 21139048 10713 115939 - K Sumoylation 19471022 10713 115939 - K Neddylation 24654937 10713 115939 - K Sumoylation 24654937 10713 115939 - K Sumoylation 25027693