{"id":1299,"sequence":"HQGVMVGMGQK","proforma":"HQGVM[Oxidation]VGMGQK","modifications":[{"name":"Oxidation","count":1,"n_term":false,"unimod":35,"position":5,"residues":"M"}],"mods_ambiguous":false,"neutral_mass":1186.5586980036999,"mh":1187.56597,"url":"https://www.msipep.com/peptide/1299/"}