[
 {
  "observation_id": 791,
  "peptide": "FDAFTTGFGHS",
  "proforma": "FDAFTTGFGHS",
  "protein_accession": "Q9NL82",
  "protein_name": "Orcokinin peptides type B",
  "measured_mz": 1186.5,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1186.51636,
  "ppm_error": -13.79,
  "species": "Procambarus clarkii",
  "taxon_id": 6728,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 850,
  "peptide": "GYRKPPFNGSIF",
  "proforma": "GYRKPPFNGSIF-[Amidated]",
  "protein_accession": "G4V2X8",
  "protein_name": "SIFamide",
  "measured_mz": 1381.7,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1381.73753,
  "ppm_error": -27.16,
  "species": "Cancer borealis",
  "taxon_id": 39395,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": "reported_theoretical_differs"
 },
 {
  "observation_id": 1038,
  "peptide": "NFDEIDRSGFG",
  "proforma": "NFDEIDRSGFG",
  "protein_accession": "A0A158TFP8",
  "protein_name": "Orcokinin peptide",
  "measured_mz": 1256.6,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1256.55421,
  "ppm_error": 36.44,
  "species": "Cancer borealis",
  "taxon_id": 39395,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 1039,
  "peptide": "NFDEIDRSGFGFA",
  "proforma": "NFDEIDRSGFGFA",
  "protein_accession": "A0A158TFP8",
  "protein_name": "Orcokinin peptide",
  "measured_mz": 1474.7,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1474.65973,
  "ppm_error": 27.31,
  "species": "Cancer borealis",
  "taxon_id": 39395,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 1040,
  "peptide": "NFDEIDRSGFGFV",
  "proforma": "NFDEIDRSGFGFV",
  "protein_accession": "A0A158TFP8",
  "protein_name": "Orcokinin peptide",
  "measured_mz": 1502.7,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1502.69103,
  "ppm_error": 5.97,
  "species": "Cancer borealis",
  "taxon_id": 39395,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 1041,
  "peptide": "NFDEIDRSSFGFN",
  "proforma": "NFDEIDRSSFGFN",
  "protein_accession": "A0A158TFP8",
  "protein_name": "Orcokinin peptide",
  "measured_mz": 1547.7,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1547.67611,
  "ppm_error": 15.43,
  "species": "Cancer borealis",
  "taxon_id": 39395,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 1042,
  "peptide": "NFDEIDRSSFGFV",
  "proforma": "NFDEIDRSSFGFV",
  "protein_accession": "A0A158TFP8",
  "protein_name": "Orcokinin peptide",
  "measured_mz": 1532.7,
  "charge": 1,
  "adduct": "H",
  "theoretical_mz": 1532.7016,
  "ppm_error": -1.04,
  "species": "Cancer borealis",
  "taxon_id": 39395,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/pr060603v",
  "status": "approved",
  "flags": ""
 }
]