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{
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                {
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                    "id": "record_id",
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        {
            "accession": "UNIMOD:614",
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                {
                    "id": "delta_composition",
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                    "id": "spec_1_group",
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                    "id": "spec_1_classification",
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                    "id": "record_id",
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                {
                    "id": "date_time_modified",
                    "description": "2018-02-28 16:07:26"
                }
            ]
        },
        {
            "accession": "UNIMOD:615",
            "name": "Met->Val",
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                    "id": "delta_composition",
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                    "id": "delta_avge_mass",
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                    "id": "spec_1_classification",
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                    "id": "record_id",
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                    "id": "delta_mono_mass",
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            "accession": "UNIMOD:616",
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                    "id": "delta_composition",
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                    "id": "record_id",
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            "definition": "Asn->Thr substitution.",
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                    "id": "delta_composition",
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                {
                    "id": "record_id",
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            ]
        },
        {
            "accession": "UNIMOD:618",
            "name": "Asn->Lys",
            "definition": "Asn->Lys substitution.",
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                    "id": "delta_composition",
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                    "id": "spec_1_group",
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                    "id": "spec_1_site",
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                {
                    "id": "spec_1_classification",
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                {
                    "id": "record_id",
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                    "id": "delta_mono_mass",
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                    "id": "date_time_posted",
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            ]
        },
        {
            "accession": "UNIMOD:619",
            "name": "Asn->Tyr",
            "definition": "Asn->Tyr substitution.",
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                {
                    "id": "delta_composition",
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                    "id": "spec_1_group",
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                {
                    "id": "username_of_poster",
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                {
                    "id": "spec_1_site",
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                {
                    "id": "spec_1_classification",
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                {
                    "id": "record_id",
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                {
                    "id": "spec_1_neutral_loss_66_flag",
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                    "id": "spec_1_site",
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                    "id": "spec_2_group",
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                    "id": "spec_2_position",
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                    "id": "spec_2_classification",
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                    "id": "spec_2_neutral_loss_66_flag",
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                    "id": "spec_1_hidden",
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                    "id": "spec_1_neutral_loss_66_composition",
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                    "id": "spec_1_position",
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                    "id": "spec_2_neutral_loss_66_mono_mass",
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        },
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                    "id": "record_id",
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        },
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                    "id": "delta_composition",
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                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:35:42"
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            ]
        },
        {
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                {
                    "id": "delta_composition",
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                    "id": "username_of_poster",
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                {
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                {
                    "id": "record_id",
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                {
                    "id": "spec_1_position",
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                {
                    "id": "date_time_posted",
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                {
                    "id": "approved",
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                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 15:13:54"
                }
            ]
        },
        {
            "accession": "UNIMOD:623",
            "name": "Pro->Ser",
            "definition": "Pro->Ser substitution.",
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                {
                    "id": "delta_composition",
                    "description": "H(-2) C(-2) O"
                },
                {
                    "id": "spec_1_group",
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                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-10.0379"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
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                },
                {
                    "id": "spec_1_site",
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                },
                {
                    "id": "spec_1_classification",
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                },
                {
                    "id": "record_id",
                    "description": "623"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-10.020735"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:36:26"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:36:26"
                }
            ]
        },
        {
            "accession": "UNIMOD:624",
            "name": "Pro->Ala",
            "definition": "Pro->Ala substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-2) C(-2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
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                },
                {
                    "id": "delta_avge_mass",
                    "description": "-26.0373"
                },
                {
                    "id": "group_of_poster",
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                {
                    "id": "spec_1_hidden",
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                {
                    "id": "spec_1_site",
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                {
                    "id": "spec_1_classification",
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                {
                    "id": "record_id",
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                {
                    "id": "spec_1_position",
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                },
                {
                    "id": "delta_mono_mass",
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                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:37:56"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:37:56"
                }
            ]
        },
        {
            "accession": "UNIMOD:625",
            "name": "Pro->His",
            "definition": "Pro->His substitution.",
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                {
                    "id": "delta_composition",
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                },
                {
                    "id": "spec_1_classification",
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                {
                    "id": "record_id",
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                },
                {
                    "id": "spec_1_position",
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                },
                {
                    "id": "delta_mono_mass",
                    "description": "40.006148"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:38:18"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:38:18"
                }
            ]
        },
        {
            "accession": "UNIMOD:626",
            "name": "Pro->Gln",
            "definition": "Pro->Gln substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H N O"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "31.014"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "P"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "626"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "31.005814"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:38:40"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:38:40"
                }
            ]
        },
        {
            "accession": "UNIMOD:627",
            "name": "Pro->Thr",
            "definition": "Pro->Thr substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "C(-1) O"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "3.9887"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "P"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "627"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "3.994915"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:39:02"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:39:02"
                }
            ]
        },
        {
            "accession": "UNIMOD:628",
            "name": "Pro->Arg",
            "definition": "Pro->Arg substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(5) C N(3)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "59.0705"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "P"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "628"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "59.048347"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:39:29"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:39:29"
                }
            ]
        },
        {
            "accession": "UNIMOD:629",
            "name": "Pro->Xle",
            "definition": "Pro->Leu/Ile substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(4) C"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "16.0425"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "P"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "629"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "16.0313"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:39:47"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 15:09:36"
                }
            ]
        },
        {
            "accession": "UNIMOD:63",
            "name": "GIST-Quat:2H(9)",
            "definition": "Quaternary amine labeling reagent heavy form (+9amu), N-term & K.",
            "additional_data": [
                {
                    "id": "spec_1_neutral_loss_69_mono_mass",
                    "description": "68.12999"
                },
                {
                    "id": "spec_1_neutral_loss_69_composition",
                    "description": "2H(9) C(3) N"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "delta_composition",
                    "description": "H(4) 2H(9) C(7) N O"
                },
                {
                    "id": "username_of_poster",
                    "description": "penner"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "136.2397"
                },
                {
                    "id": "spec_1_neutral_loss_69_avge_mass",
                    "description": "68.1657"
                },
                {
                    "id": "spec_2_neutral_loss_69_flag",
                    "description": "false"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_site",
                    "description": "K"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Isotopic label"
                },
                {
                    "id": "spec_2_neutral_loss_69_composition",
                    "description": "2H(9) C(3) N"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Any N-term"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Isotopic label"
                },
                {
                    "id": "spec_2_neutral_loss_69_avge_mass",
                    "description": "68.1657"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "136.156205"
                },
                {
                    "id": "spec_1_neutral_loss_69_flag",
                    "description": "false"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_neutral_loss_69_mono_mass",
                    "description": "68.12999"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "N-term"
                },
                {
                    "id": "record_id",
                    "description": "63"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "date_time_posted",
                    "description": "2002-10-16 17:14:22"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2021-12-07 13:57:28"
                }
            ]
        }
    ]
}