PTM - PHOSIDA Symbol Accession Code Position Surrounding Sequence Type Cpne9 IPI00313899 S 2 _____MpSLSGASE phosphorylation Cpne9 IPI00554878 S 300 RPPPPApSPNPTPA phosphorylation Cpne9 IPI00554878 T 304 PASPNPpTPAPEQP phosphorylation