{"id":1429,"sequence":"AMGIMNSFVNDIFER","proforma":"AM[Oxidation]GIM[Oxidation]NSFVNDIFER","modifications":[{"name":"Oxidation","count":1,"c_term":false,"n_term":false,"unimod":35,"position":2,"residues":"M"},{"name":"Oxidation","count":1,"c_term":false,"n_term":false,"unimod":35,"position":5,"residues":"M"}],"mods_ambiguous":false,"neutral_mass":1774.8018413837,"mh":1775.80912,"url":"https://msipep.com/peptide/1429/"}