{"id":596,"sequence":"ASQKRPSQRHG","proforma":"[Acetyl]-ASQKRPSQRHG","modifications":[{"name":"Acetyl","count":1,"n_term":true,"unimod":1,"position":null,"residues":"A"}],"mods_ambiguous":false,"neutral_mass":1292.6697795037,"mh":1293.67706,"url":"https://www.msipep.com/peptide/596/"}