PTM - CPLM Gene Name UniProt ID Type Position Code FBXO3; FBX3 Q9UK99 Ubiquitination 119 K FBXO3; FBX3 Q9UK99 Ubiquitination 390 K FBXO3; FBX3 Q9UK99 Ubiquitination 337 K FBXO3; FBX3 Q9UK99 Ubiquitination 322 K FBXO3; FBX3 Q9UK99 Ubiquitination 153 K FBXO3; FBX3 Q9UK99 Ubiquitination 59 K FBXO3; FBX3 Q9UK99 Ubiquitination 218 K

PTM - dbPAF Gene Name UniProt ID Position Type Species FBXO3; FBX3 Q9UK99 166 S Homo sapiens(Human) FBXO3; FBX3 Q9UK99 223 Y Homo sapiens(Human) FBXO3; FBX3 Q9UK99 420 Y Homo sapiens(Human)

PTM - PhosphositePlus UniProt ID MOD_RSD Type SITE_+/-7_AA Q9UK99 S166-p Phosphorylation LLGSMALsNHYRSED Q9UK99 Y223-p Phosphorylation RNKNEVFyQCPDQMA Q9UK99 Y420-p Phosphorylation LEMGPDEyEEMEEEE Q9UK99 K119-ub Ubiquitination PRMVLSLkEGAREED Q9UK99 K322-ub Ubiquitination SKDALPEkACQLDSR Q9UK99 K337-ub Ubiquitination YWRITNAkGDVEEVQ Q9UK99 K390-ub Ubiquitination HFLYFKDkIFNVAIP

PTM - dbPTM UniProt ID Position Code Type Resources References Q9UK99 119 K Ubiquitylation Phosphositeplus.1010730 21890473;21906983 Q9UK99 337 K Ubiquitylation Phosphositeplus.1010730 21906983 Q9UK99 390 K Ubiquitylation Phosphositeplus.1010730 21890473

PTM - BioGRID Entrez Gene BioGRID ID Position Code Type PMIDs 26273 117657 - K Ubiquitination 21987572 26273 117657 - K Ubiquitination 21963094 26273 117657 - K Ubiquitination 21139048 26273 117657 - K Ubiquitination 21890473 26273 117657 - K Ubiquitination 21906983 26273 117657 - K FAT10ylation 22797925 26273 117657 - K Ubiquitination 23000965

PTM - mUbiSiDa Gene Name Species Ubiquitination Site Ubiquitination Sequence Evidence PMID FBXO3 Homo sapiens (Human) 119; 390 "119,RMVLSLKEGAREE; 390,FLYFKDKIFNVAI" 119:21890473; 390:21890473 FBXO3 Homo sapiens (Human) 119; 390 "119,RMVLSLKEGAREE; 390,FLYFKDKIFNVAI" 119:21890473; 390:21890473 FBXO3 Homo sapiens (Human) 119; 390 "119,RMVLSLKEGAREE; 390,FLYFKDKIFNVAI" 119:21890473; 390:21890473 FBXO3 Homo sapiens (Human) 119; 337; 390 "119,RMVLSLKEGAREE; 337,WRITNAKGDVEEV; 390,FLYFKDKIFNVAI" "119:21890473,21906983; 337:21906983; 390:21890473" FBXO3 Homo sapiens (Human) 119; 337; 390 "119,RMVLSLKEGAREE; 337,WRITNAKGDVEEV; 390,FLYFKDKIFNVAI" "119:21890473,21906983; 337:21906983; 390:21890473" FBXO3 Homo sapiens (Human) 119 "119,RMVLSLKEGAREE" "119:21906983,21890473" FBXO3 Homo sapiens (Human) 119; 390 "119,RMVLSLKEGAREE; 390,FLYFKDKIFNVAI" 119:21890473; 390:21890473 FBXO3 Homo sapiens (Human) 119; 390 "119,RMVLSLKEGAREE; 390,FLYFKDKIFNVAI" 119:21890473; 390:21890473