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  "taxon_id": 10116,
  "tissue": "Brain",
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  "doi": "10.1586/14789450.2013.814939",
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  "observation_id": 771,
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  "doi": "10.1002/rcm.5135",
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  "observation_id": 777,
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  "tissue": "Brain",
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  "observation_id": 863,
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  "observation_id": 1012,
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  "theoretical_mz": 2150.02612,
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  "tissue": "Brain",
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  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": ""
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  "observation_id": 1029,
  "peptide": "MNVLADALK",
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  "status": "approved",
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  "observation_id": 1038,
  "peptide": "NFDEIDRSGFG",
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  "species": "Cancer borealis",
  "taxon_id": 39395,
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  "condition": "",
  "doi": "10.1021/pr060603v",
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 {
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  "peptide": "NFDEIDRSGFGFA",
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  "species": "Cancer borealis",
  "taxon_id": 39395,
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  "observation_id": 1040,
  "peptide": "NFDEIDRSGFGFV",
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  "protein_name": "Orcokinin peptide",
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  "species": "Cancer borealis",
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 {
  "observation_id": 1041,
  "peptide": "NFDEIDRSSFGFN",
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  "species": "Cancer borealis",
  "taxon_id": 39395,
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  "status": "approved",
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  "peptide": "NFDEIDRSSFGFV",
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  "observation_id": 1045,
  "peptide": "NIVTPR",
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  "species": "Mus musculus",
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  "tissue": "Brain",
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  "doi": "10.1002/rcm.5135",
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  "observation_id": 1046,
  "peptide": "NLHQSGFSLSGAQIDDNIPR",
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  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
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  "observation_id": 1047,
  "peptide": "NLHQSGFSLSGTQVDEGVR",
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  "tissue": "Brain",
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  "observation_id": 1048,
  "peptide": "NLQSAEEWYK",
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  "observation_id": 1049,
  "peptide": "NNSAIDSGINLTTDTSK",
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  "observation_id": 1051,
  "peptide": "NPDSQYGELIEK",
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  "observation_id": 1052,
  "peptide": "NQGGYGGSSSSSSYGSGR",
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  "observation_id": 1053,
  "peptide": "NSLETVGTPDSGR",
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  "observation_id": 1054,
  "peptide": "NSSYFVEWIPNNVK",
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  "observation_id": 1056,
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  "observation_id": 1058,
  "peptide": "PHPYPALTPEQK",
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  "observation_id": 1059,
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  "observation_id": 1060,
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  "observation_id": 1062,
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  "taxon_id": 10116,
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  "observation_id": 1063,
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  "observation_id": 1064,
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  "observation_id": 1179,
  "peptide": "RLTGFHETSNINDFSAGVANR",
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  "observation_id": 1190,
  "peptide": "RPSQR",
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  "taxon_id": 10116,
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  "observation_id": 1191,
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  "observation_id": 1279,
  "peptide": "SDAAPAASDSKPSSAEPAPSSK",
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  "observation_id": 1280,
  "peptide": "SDFDPGQDTYQHPPK",
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  "observation_id": 1281,
  "peptide": "SEGAAEEQPEPAPAPEQEAAAPGPAAGGEAPK",
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  "peptide": "SHYEEGPGK",
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  "observation_id": 1288,
  "peptide": "SKYLATASTMDHAR",
  "proforma": "SKYLATASTM[Oxidation]DHAR",
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  "protein_name": "Myelin basic protein",
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  "doi": "10.1021/ac503952q",
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  "protein_name": "Glycogen phosphorylase, brain form",
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  "species": "Mus musculus",
  "taxon_id": 10090,
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  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 1352,
  "peptide": "VNPTVFFDITADDEPLGR",
  "proforma": "VNPTVFFDITADDEPLGR",
  "protein_accession": "P17742",
  "protein_name": "Peptidyl-prolyl cis-trans isomerase A",
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  "condition": "",
  "doi": "10.1021/ac503952q",
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 {
  "observation_id": 1354,
  "peptide": "VSFELFADKVPK",
  "proforma": "VSFELFADKVPK",
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  "protein_name": "Peptidyl-prolyl cis-trans isomerase A",
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  "species": "Mus musculus",
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  "tissue": "Brain",
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  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
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 {
  "observation_id": 1358,
  "peptide": "VTIAQGGVLPNIQAVLLPK",
  "proforma": "VTIAQGGVLPNIQAVLLPK",
  "protein_accession": "Q8CGP5",
  "protein_name": "Histone H2A type 1-F",
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  "tissue": "Brain",
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 {
  "observation_id": 1361,
  "peptide": "YGLVGGEGGK",
  "proforma": "YGLVGGEGGK",
  "protein_accession": "Q8BYI9",
  "protein_name": "Tenascin-R",
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  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
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 {
  "observation_id": 1362,
  "peptide": "YLATASTMDHAR",
  "proforma": "YLATASTM[Oxidation]DHAR",
  "protein_accession": "P04370",
  "protein_name": "Myelin basic protein",
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  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
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 {
  "observation_id": 1363,
  "peptide": "YLATASTMDHAR",
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  "protein_name": "Myelin basic protein",
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  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": ""
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 {
  "observation_id": 1364,
  "peptide": "YLATASTMDHAR",
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  "protein_accession": "Q09J72",
  "protein_name": "Myelin basic protein",
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  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1002/rcm.5135",
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 {
  "observation_id": 1365,
  "peptide": "YRPGTVALR",
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  "protein_accession": "P02301",
  "protein_name": "Histone H3.3C",
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  "ppm_error": 0.67,
  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": ""
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 {
  "observation_id": 1368,
  "peptide": "YSMVGGNLVINNPDK",
  "proforma": "YSM[Oxidation]VGGNLVINNPDK",
  "protein_accession": "P12960",
  "protein_name": "Contactin-1",
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  "charge": 1,
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  "ppm_error": -10.52,
  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": "reported_theoretical_differs"
 },
 {
  "observation_id": 1369,
  "peptide": "YSQVLANGLDNK",
  "proforma": "YSQVLANGLDNK",
  "protein_accession": "P62270",
  "protein_name": "Small ribosomal subunit protein uS13",
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  "charge": 1,
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  "ppm_error": 16.55,
  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": ""
 },
 {
  "observation_id": 1370,
  "peptide": "YTPSGQSGAAASESLFISNHAY",
  "proforma": "YTPSGQSGAAASESLFISNHAY",
  "protein_accession": "P05064",
  "protein_name": "Fructose-bisphosphate aldolase A",
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  "charge": 1,
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  "ppm_error": -2.54,
  "species": "Mus musculus",
  "taxon_id": 10090,
  "tissue": "Brain",
  "uberon_id": "UBERON:0000955",
  "condition": "",
  "doi": "10.1021/ac503952q",
  "status": "approved",
  "flags": ""
 }
]