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                },
                {
                    "id": "date_time_posted",
                    "description": "2012-07-06 17:43:59"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                },
                {
                    "id": "delta_composition",
                    "description": "H(28) C(12) 13C(4) N(3) 15N O(3)"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "rbomgard"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "329.3825"
                },
                {
                    "id": "spec_4_site",
                    "description": "H"
                },
                {
                    "id": "spec_5_site",
                    "description": "K"
                },
                {
                    "id": "spec_5_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "record_id",
                    "description": "1342"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "date_time_modified",
                    "description": "2024-08-12 10:06:50"
                }
            ]
        },
        {
            "accession": "UNIMOD:1341",
            "name": "iodoTMT",
            "definition": "Native iodoacetyl Tandem Mass Tag®.",
            "additional_data": [
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_5_group",
                    "description": "5"
                },
                {
                    "id": "spec_4_position",
                    "description": "Anywhere"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "324.216141"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "D"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_5_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_5_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_3_site",
                    "description": "E"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "date_time_posted",
                    "description": "2012-07-06 17:37:43"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                },
                {
                    "id": "delta_composition",
                    "description": "H(28) C(16) N(4) O(3)"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "rbomgard"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "324.4185"
                },
                {
                    "id": "spec_4_site",
                    "description": "H"
                },
                {
                    "id": "spec_5_site",
                    "description": "K"
                },
                {
                    "id": "spec_5_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "record_id",
                    "description": "1341"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "date_time_modified",
                    "description": "2024-08-12 10:07:13"
                }
            ]
        },
        {
            "accession": "UNIMOD:1340",
            "name": "Biotin:Thermo-21911",
            "definition": "Biotin-PEG11-maleimide.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(71) C(41) N(5) O(16) S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "Jolein_Gloerich"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "922.0913"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1340"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "921.461652"
                },
                {
                    "id": "date_time_posted",
                    "description": "2012-06-26 17:49:31"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2012-07-14 19:02:40"
                }
            ]
        },
        {
            "accession": "UNIMOD:134",
            "name": "Myristoleyl",
            "definition": "(cis-delta 5)-tetradecaenoyl.",
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                {
                    "id": "delta_composition",
                    "description": "H(24) C(14) O"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "tomneubert"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "208.3398"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "G"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Co-translational"
                },
                {
                    "id": "record_id",
                    "description": "134"
                },
                {
                    "id": "spec_1_position",
                    "description": "Protein N-term"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "208.182715"
                },
                {
                    "id": "date_time_posted",
                    "description": "2003-07-18 21:30:51"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 15:11:18"
                }
            ]
        },
        {
            "accession": "UNIMOD:1331",
            "name": "DNCB_hapten",
            "definition": "Chemical reaction with 2,4-dinitro-1-chloro benzene (DNCB).",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(2) C(6) N(2) O(4)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "BThomas"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "166.0911"
                },
                {
                    "id": "spec_4_position",
                    "description": "Anywhere"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_site",
                    "description": "Y"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "166.001457"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "H"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1331"
                },
                {
                    "id": "spec_3_site",
                    "description": "K"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Chemical derivative"
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                {
                    "id": "date_time_posted",
                    "description": "2012-05-24 13:55:30"
                },
                {
                    "id": "approved",
                    "description": "0"
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                {
                    "id": "date_time_modified",
                    "description": "2012-08-03 09:19:45"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                }
            ]
        },
        {
            "accession": "UNIMOD:1330",
            "name": "bisANS-sulfonates",
            "definition": "BisANS with loss of both sulfonates.",
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                {
                    "id": "delta_composition",
                    "description": "H(22) C(32) N(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "app95d"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "434.5305"
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                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_site",
                    "description": "K"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "434.178299"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "S"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1330"
                },
                {
                    "id": "spec_3_site",
                    "description": "T"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "date_time_posted",
                    "description": "2012-05-22 21:55:58"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2021-07-06 12:33:24"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                }
            ]
        },
        {
            "accession": "UNIMOD:1328",
            "name": "NEMsulfurWater",
            "definition": "N-ethylmaleimideSulfurWater.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(9) C(6) N O(3) S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "Raghothama"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "175.2056"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1328"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "175.030314"
                },
                {
                    "id": "date_time_posted",
                    "description": "2012-02-29 17:25:30"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2012-03-09 11:24:53"
                }
            ]
        },
        {
            "accession": "UNIMOD:1327",
            "name": "SulfurDioxide",
            "definition": "SulfurDioxide.",
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                {
                    "id": "delta_composition",
                    "description": "O(2) S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "Raghothama"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "64.0638"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "record_id",
                    "description": "1327"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "63.9619"
                },
                {
                    "id": "date_time_posted",
                    "description": "2012-02-29 17:24:24"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2012-03-09 11:25:41"
                }
            ]
        }
    ]
}