PTM ID PTM Type Lab ID Residue Site Experiment Type HPRD ID|Database ID Enzyme Experiment ID Spectrum ID Peptide Sequence Peptide Score Precursor Mass Charge Sequence Identifier Modification PTM Score 1 Phosphorylation 9 Y 877 Mass spectrometry 01281_1 12 1 LLDIDETEYHADGGKVPIK 45.0 731.72 3 NP_004439.2 Y9#Phosphorylation 0.0