{"id":1223,"sequence":"TLVDIAKSQDAEVGDGTTSVTLLAAEFLK","proforma":"TLVDIAKSQDAEVGDGTTSVTLLAAEFLK","modifications":[],"mods_ambiguous":false,"neutral_mass":2991.5652123437,"mh":2992.57249,"url":"https://www.msipep.com/peptide/1223/"}