spectra,/Users/xuesong/OneDrive/2022/tool/pipasic_test/example/data/example.mgf
instrument,FT-Hybrid
protease,Trypsin
DB,/Users/xuesong/OneDrive/2022/tool/pipasic_test/example/ref/species2_decoy.trie
mod,57.021464,C,fix
mod,15.994915,M
mod,42.010565,*,nterminal
mods,2
ParentPPM,10
IonTolerance,0.8
