{"id":1367,"sequence":"SLGSVQAPSYGARPVSSAASVYAGAGGSGSR","proforma":"SLGSVQAPSYGARPVSSAASVYAGAGGSGSR","modifications":[],"mods_ambiguous":false,"neutral_mass":2853.4005470637003,"mh":2854.40782,"url":"https://msipep.com/peptide/1367/"}