{"id":626,"sequence":"EEMVRELR","proforma":"EEM[Oxidation]VRELR","modifications":[{"name":"Oxidation","count":1,"n_term":false,"unimod":35,"position":3,"residues":"M"}],"mods_ambiguous":false,"neutral_mass":1076.5284434337,"mh":1077.53572,"url":"https://msipep.com/peptide/626/"}