PTM - CPLM Gene Name UniProt ID Type Position Code Snx9 Q91VH2 Acetylation 407 K Snx9 Q91VH2 Acetylation 288 K Snx9 Q91VH2 Ubiquitination 179 K Snx9 Q91VH2 Ubiquitination 207 K Snx9 Q91VH2 Ubiquitination 267 K Snx9 Q91VH2 Ubiquitination 425 K Snx9 Q91VH2 Ubiquitination 511 K Snx9 Q91VH2 Ubiquitination 528 K Snx9 Q91VH2 Ubiquitination 223 K

PTM - dbPAF Gene Name UniProt ID Position Type Species Snx9 Q91VH2 121 S Mus musculus(Mouse) Snx9 Q91VH2 127 S Mus musculus(Mouse) Snx9 Q91VH2 129 T Mus musculus(Mouse) Snx9 Q91VH2 133 S Mus musculus(Mouse) Snx9 Q91VH2 138 S Mus musculus(Mouse) Snx9 Q91VH2 139 S Mus musculus(Mouse) Snx9 Q91VH2 173 S Mus musculus(Mouse) Snx9 Q91VH2 174 S Mus musculus(Mouse) Snx9 Q91VH2 175 S Mus musculus(Mouse) Snx9 Q91VH2 177 Y Mus musculus(Mouse) Snx9 Q91VH2 181 S Mus musculus(Mouse) Snx9 Q91VH2 194 S Mus musculus(Mouse) Snx9 Q91VH2 199 S Mus musculus(Mouse) Snx9 Q91VH2 200 S Mus musculus(Mouse) Snx9 Q91VH2 239 Y Mus musculus(Mouse) Snx9 Q91VH2 536 T Mus musculus(Mouse)

PTM - PhosphositePlus UniProt ID MOD_RSD Type SITE_+/-7_AA Q91VH2 S175-p Phosphorylation WDDPKSSsPyFkDsE Q91VH2 Y177-p Phosphorylation DPKSSsPyFkDsEPA Q91VH2 S181-p Phosphorylation SsPyFkDsEPAEAGG Q91VH2 S194-p Phosphorylation GGIQRGNsRAGASsM Q91VH2 S200-p Phosphorylation NsRAGASsMKLPLNk Q91VH2 Y239-p Phosphorylation IAIIVGDyGPMWVYP Q91VH2 S261-p Phosphorylation VADPRKGsKMyGLkS Q91VH2 Y264-p Phosphorylation PRKGsKMyGLkSYIE Q91VH2 T536-p Phosphorylation ITPQDKQtMVKRVGT Q91VH2 K179-ub Ubiquitination KSSsPyFkDsEPAEA Q91VH2 K207-ub Ubiquitination sMKLPLNkFPGFAKP Q91VH2 K223-ub Ubiquitination MEQYLLAkQLAKPKE Q91VH2 K267-ub Ubiquitination GsKMyGLkSYIEYQL Q91VH2 K425-ub Ubiquitination TVGQEHWkRCTGPLP Q91VH2 K511-ub Ubiquitination PDIIGAHkGAIEKVK Q91VH2 K528-ub Ubiquitination DKLVATSkITPQDKQ

PTM - dbPTM UniProt ID Position Code Type Resources References Q91VH2 175 S Phosphorylation Swiss-Prot 1010711 17242355 Q91VH2 536 T Phosphorylation Swiss-Prot 1010711 19144319 Q91VH2 175 S Phosphorylation PhosphoELM.10011 17242355 Q91VH2 536 T Phosphorylation PhosphoELM.10011 19144319 Q91VH2 239 Y Phosphorylation PhosphoELM.10011 15592455 Q91VH2 175 S Phosphorylation Phosphositeplus.1010730 21183079 Q91VH2 200 S Phosphorylation Phosphositeplus.1010730 21183079 Q91VH2 536 T Phosphorylation Phosphositeplus.1010730 19144319 Q91VH2 239 Y Phosphorylation Phosphositeplus.1010730 15592455;18563927 Q91VH2 175 S Phosphorylation SysPTM 1.1 17242355 Q91VH2 239 Y Phosphorylation SysPTM 1.1 18563927

PTM - Phospho.ELM UniProt Position Code PMIDs Kinase Source Type Q91VH2 536 T 19144319 HTP Phosphorylation Q91VH2 239 Y 15592455 HTP Phosphorylation Q91VH2 175 S 17242355 HTP Phosphorylation

PTM - UniProt UniProt ID Position Type PMIDs Q91VH2 200 Phosphoserine 21183079 Q91VH2 239 Phosphotyrosine 15592455

PTM - PHOSIDA Symbol Accession Code Position Surrounding Sequence Type Snx9 IPI00313275 S 175 DDPKSSpSPYFKDS phosphorylation

PTM - mUbiSiDa Gene Name Species Ubiquitination Site Ubiquitination Sequence Evidence PMID Snx9 Mus musculus (Mouse) 179; 425; 511; 207; 528; 267; 223 "179,SSSPYFKDSEPAE; 425,VGQEHWKRCTGPL; 511,DIIGAHKGAIEKV; 207,MKLPLNKFPGFAK; 528,KLVATSKITPQDK; 267,SKMYGLKSYIEYQ; 223,EQYLLAKQLAKPK" 179:22790023; 425:22790023; 511:22790023; 207:22790023; 528:22790023; 267:22790023; 223:22790023