PTM - CPLM Gene Name UniProt ID Type Position Code Pik3r4; Vps15 Q8VD65 Ubiquitination 75 K Pik3r4; Vps15 Q8VD65 Ubiquitination 89 K Pik3r4; Vps15 Q8VD65 Ubiquitination 97 K Pik3r4; Vps15 Q8VD65 Ubiquitination 300 K Pik3r4; Vps15 Q8VD65 Ubiquitination 309 K Pik3r4; Vps15 Q8VD65 Ubiquitination 850 K Pik3r4; Vps15 Q8VD65 Ubiquitination 1292 K

PTM - dbPAF Gene Name UniProt ID Position Type Species Pik3r4; Vps15 Q8VD65 1022 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 1079 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 267 Y Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 543 T Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 546 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 555 T Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 559 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 813 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 814 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 853 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 861 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 865 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 894 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 895 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 903 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 905 S Mus musculus(Mouse) Pik3r4; Vps15 Q8VD65 909 S Mus musculus(Mouse)

PTM - PhosphositePlus UniProt ID MOD_RSD Type SITE_+/-7_AA Q8VD65 K951-ac Acetylation LQQLIQQkREQCNAE Q8VD65 T543-p Phosphorylation MVQQKVVtLLsDPEN Q8VD65 S546-p Phosphorylation QKVVtLLsDPENIVK Q8VD65 T555-p Phosphorylation PENIVKQtLMEsGIT Q8VD65 S559-p Phosphorylation VKQtLMEsGITRLCV Q8VD65 S813-p Phosphorylation DQSHLHDsSQKGVID Q8VD65 S853-p Phosphorylation RKHVkQDsNVNEEWK Q8VD65 S861-p Phosphorylation NVNEEWKsMFGsLEP Q8VD65 S865-p Phosphorylation EWKsMFGsLEPPNIP Q8VD65 S894-p Phosphorylation GKPPRSEssAGICVP Q8VD65 S895-p Phosphorylation KPPRSEssAGICVPL Q8VD65 S905-p Phosphorylation ICVPLSTsPQVSEAA Q8VD65 S1022-p Phosphorylation GTVKIWNsQKMEGKT Q8VD65 S1079-p Phosphorylation EASKLPKsPKIHPLQ Q8VD65 K75-ub Ubiquitination KQELEELkIRLHSAQ Q8VD65 K89-ub Ubiquitination QNCLPFQkAAEKASE Q8VD65 K97-ub Ubiquitination AAEKASEkAAMLFRQ Q8VD65 K300-ub Ubiquitination MINREPEkRLEAEDY Q8VD65 K309-ub Ubiquitination LEAEDYLkQQRGNAF Q8VD65 K850-ub Ubiquitination KRARKHVkQDsNVNE Q8VD65 K1292-ub Ubiquitination SPSVSYYkKIIEGTE

PTM - dbPTM UniProt ID Position Code Type Resources References Q8VD65 894 S Phosphorylation Swiss-Prot 1010711 17242355 Q8VD65 905 S Phosphorylation Swiss-Prot 1010711 17242355 Q8VD65 894 S Phosphorylation PhosphoELM.10011 17242355 Q8VD65 905 S Phosphorylation PhosphoELM.10011 17242355 Q8VD65 546 S Phosphorylation Phosphositeplus.1010730 19854140 Q8VD65 559 S Phosphorylation Phosphositeplus.1010730 19854140 Q8VD65 813 S Phosphorylation Phosphositeplus.1010730 19367708 Q8VD65 853 S Phosphorylation Phosphositeplus.1010730 21183079 Q8VD65 861 S Phosphorylation Phosphositeplus.1010730 19367708 Q8VD65 543 T Phosphorylation Phosphositeplus.1010730 19854140 Q8VD65 555 T Phosphorylation Phosphositeplus.1010730 19854140 Q8VD65 894 S Phosphorylation SysPTM 1.1 17242355 Q8VD65 905 S Phosphorylation SysPTM 1.1 17242355

PTM - Phospho.ELM UniProt Position Code PMIDs Kinase Source Type Q8VD65 894 S 17242355 HTP Phosphorylation Q8VD65 905 S 17242355 HTP Phosphorylation

PTM - PHOSIDA Symbol Accession Code Position Surrounding Sequence Type Pik3r4 IPI00406045 S 813 QSHLHDpSSQKGVI phosphorylation Pik3r4 IPI00406045 S 903 GICVPLpSTSPQVS phosphorylation

PTM - mUbiSiDa Gene Name Species Ubiquitination Site Ubiquitination Sequence Evidence PMID Pik3r4 Mus musculus (Mouse) 1292; 97; 300; 850; 89; 75; 309 "1292,PSVSYYKKIIEGT; 97,AEKASEKAAMLFR; 300,INREPEKRLEAED; 850,RARKHVKQDSNVN; 89,NCLPFQKAAEKAS; 75,QELEELKIRLHSA; 309,EAEDYLKQQRGNA" 1292:22790023; 97:22790023; 300:22790023; 850:22790023; 89:22790023; 75:22790023; 309:22790023