{"id":1418,"sequence":"KSAPATGGVKKPHR","proforma":"K[Dimethyl]SAPATGGVK[Dimethyl]KPHR","modifications":[{"name":"Dimethyl","count":1,"n_term":false,"unimod":36,"position":1,"residues":"K"},{"name":"Dimethyl","count":1,"n_term":false,"unimod":36,"position":10,"residues":"K"}],"mods_ambiguous":false,"neutral_mass":1488.8888804037,"mh":1489.89616,"url":"https://msipep.com/peptide/1418/"}