GET /api/unimod/?format=api&offset=940&ordering=-name
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "next": "https://cinder.proteo.info/api/unimod/?format=api&limit=20&offset=960&ordering=-name",
    "previous": "https://cinder.proteo.info/api/unimod/?format=api&limit=20&offset=920&ordering=-name",
    "results": [
        {
            "accession": "UNIMOD:121",
            "name": "GG",
            "definition": "Ubiquitinylation residue.",
            "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": "users"
                },
                {
                    "id": "spec_1_site",
                    "description": "K"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Other"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Other"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "114.042927"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "S"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Other"
                },
                {
                    "id": "spec_5_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "spec_5_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_3_site",
                    "description": "T"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "date_time_posted",
                    "description": "2003-04-30 13:32:37"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                },
                {
                    "id": "delta_composition",
                    "description": "H(6) C(4) N(2) O(2)"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "gielbert"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "114.1026"
                },
                {
                    "id": "spec_4_site",
                    "description": "C"
                },
                {
                    "id": "spec_5_site",
                    "description": "N-term"
                },
                {
                    "id": "spec_5_position",
                    "description": "Protein N-term"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "record_id",
                    "description": "121"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Other"
                },
                {
                    "id": "date_time_modified",
                    "description": "2023-09-27 10:44:25"
                }
            ]
        },
        {
            "accession": "UNIMOD:48",
            "name": "GeranylGeranyl",
            "definition": "Geranyl-geranyl.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(32) C(20)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "272.4681"
                },
                {
                    "id": "group_of_poster",
                    "description": "admin"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "record_id",
                    "description": "48"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "272.250401"
                },
                {
                    "id": "date_time_posted",
                    "description": "2002-08-19 19:17:11"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 15:47:48"
                }
            ]
        },
        {
            "accession": "UNIMOD:1824",
            "name": "GEE",
            "definition": "Transamidation of glycine ethyl ester to glutamine.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(6) C(4) O(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "michaelmerchant"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "86.0892"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "Q"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_1_misc_notes",
                    "description": "GEE (glycine ethyl ester) is a substrate for the enzyme Factor XIII for cross-linking to fibrinogen"
                },
                {
                    "id": "record_id",
                    "description": "1824"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "86.036779"
                },
                {
                    "id": "date_time_posted",
                    "description": "2016-05-12 15:56:17"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2016-05-18 17:11:04"
                }
            ]
        },
        {
            "accession": "UNIMOD:907",
            "name": "Galactosyl",
            "definition": "Gluconoylation.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "O Hex"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "zientek"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "178.14"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_site",
                    "description": "K"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Other glycosylation"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Any N-term"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Other glycosylation"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "178.047738"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "N-term"
                },
                {
                    "id": "record_id",
                    "description": "907"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "date_time_posted",
                    "description": "2009-04-21 18:11:24"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2015-05-07 11:02:58"
                }
            ]
        },
        {
            "accession": "UNIMOD:1278",
            "name": "Furan",
            "definition": "Chemical modification of the iodinated sites of thyroglobulin by Suzuki reaction.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(2) C(4) O"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "chem0303"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "66.0581"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "Y"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1278"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "66.010565"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-09-28 13:31:35"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-09-30 12:39:48"
                }
            ]
        },
        {
            "accession": "UNIMOD:478",
            "name": "FTC",
            "definition": "Fluorescein-5-thiosemicarbazide.",
            "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": "admin"
                },
                {
                    "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": "421.073241"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "K"
                },
                {
                    "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": "P"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-02-20 11:15:03"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                },
                {
                    "id": "delta_composition",
                    "description": "H(15) C(21) N(3) O(5) S"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "421.4259"
                },
                {
                    "id": "spec_4_site",
                    "description": "R"
                },
                {
                    "id": "spec_5_site",
                    "description": "S"
                },
                {
                    "id": "spec_5_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "record_id",
                    "description": "478"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 16:45:27"
                }
            ]
        },
        {
            "accession": "UNIMOD:325",
            "name": "FP-Biotin",
            "definition": "10-ethoxyphosphinyl-N-(biotinamidopentyl)decanamide.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(49) C(27) N(4) O(5) P S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "lmschopfer"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "572.7405"
                },
                {
                    "id": "spec_4_position",
                    "description": "Anywhere"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_site",
                    "description": "S"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_site",
                    "description": "K"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "572.316129"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "Y"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "325"
                },
                {
                    "id": "spec_3_site",
                    "description": "T"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "date_time_posted",
                    "description": "2005-05-19 22:01:37"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2010-02-24 20:54:27"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                }
            ]
        },
        {
            "accession": "UNIMOD:107",
            "name": "FormylMet",
            "definition": "Addition of N-formyl met.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(9) C(6) N O(2) S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "jphilip"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "159.2062"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "N-term"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Pre-translational"
                },
                {
                    "id": "spec_1_misc_notes",
                    "description": "only with Listeria monocytogenes (gram-positive bacteria)"
                },
                {
                    "id": "record_id",
                    "description": "107"
                },
                {
                    "id": "spec_1_position",
                    "description": "Protein N-term"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "159.035399"
                },
                {
                    "id": "date_time_posted",
                    "description": "2003-01-27 18:24:14"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 14:08:15"
                }
            ]
        },
        {
            "accession": "UNIMOD:1917",
            "name": "Formylasparagine",
            "definition": "In Bachi as Formylaspargine (typo?).",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-1) C(-1) N(-1) O(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "4.9735"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "H"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1917"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "4.97893"
                },
                {
                    "id": "date_time_posted",
                    "description": "2017-10-06 16:01:29"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2017-11-02 17:23:35"
                }
            ]
        },
        {
            "accession": "UNIMOD:122",
            "name": "Formyl",
            "definition": "Formylation.",
            "additional_data": [
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_2_misc_notes",
                    "description": "Can occur under CNBr cleavage conditions (70% HCOOH)"
                },
                {
                    "id": "spec_5_group",
                    "description": "5"
                },
                {
                    "id": "spec_4_position",
                    "description": "Anywhere"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_site",
                    "description": "K"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Artefact"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Any N-term"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Artefact"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "27.994915"
                },
                {
                    "id": "spec_4_misc_notes",
                    "description": "Can occur under CNBr cleavage conditions (70% HCOOH)"
                },
                {
                    "id": "spec_3_misc_notes",
                    "description": "Can occur under CNBr cleavage conditions (70% HCOOH)"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "0"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "N-term"
                },
                {
                    "id": "spec_1_misc_notes",
                    "description": "Can occur under CNBr cleavage conditions (70% HCOOH)"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Artefact"
                },
                {
                    "id": "spec_5_hidden",
                    "description": "0"
                },
                {
                    "id": "spec_5_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "spec_3_site",
                    "description": "S"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "date_time_posted",
                    "description": "2003-05-01 13:28:36"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                },
                {
                    "id": "delta_composition",
                    "description": "C O"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "pnacman"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "28.0101"
                },
                {
                    "id": "spec_4_site",
                    "description": "T"
                },
                {
                    "id": "spec_5_site",
                    "description": "N-term"
                },
                {
                    "id": "spec_5_misc_notes",
                    "description": "A protein in which either the N-terminal N-formylmethionine has not been processed by the methionyl-tRNA formyltransferase or which is posttranslationally modified by the attachment of at least one formyl group."
                },
                {
                    "id": "spec_5_position",
                    "description": "Protein N-term"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "record_id",
                    "description": "122"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Artefact"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-14 12:01:57"
                }
            ]
        },
        {
            "accession": "UNIMOD:515",
            "name": "FNEM",
            "definition": "Fluorescein-5-maleimide.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(13) C(24) N O(7)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "shure"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "427.3625"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "spec_1_misc_notes",
                    "description": "photosensitive"
                },
                {
                    "id": "record_id",
                    "description": "515"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "427.069202"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-06-08 10:07:56"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-17 14:15:03"
                }
            ]
        },
        {
            "accession": "UNIMOD:409",
            "name": "FMNH",
            "definition": "Flavin mononucleotide.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(19) C(17) N(4) O(9) P"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "454.3279"
                },
                {
                    "id": "group_of_poster",
                    "description": "admin"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "454.088965"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "H"
                },
                {
                    "id": "record_id",
                    "description": "409"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "date_time_posted",
                    "description": "2005-10-11 22:09:45"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 16:57:46"
                }
            ]
        },
        {
            "accession": "UNIMOD:443",
            "name": "FMNC",
            "definition": "S-(4a-FMN).",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(21) C(17) N(4) O(9) P"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "456.3438"
                },
                {
                    "id": "group_of_poster",
                    "description": "admin"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "record_id",
                    "description": "443"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "456.104615"
                },
                {
                    "id": "date_time_posted",
                    "description": "2005-10-15 21:21:47"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 16:58:10"
                }
            ]
        },
        {
            "accession": "UNIMOD:442",
            "name": "FMN",
            "definition": "O3-(riboflavin phosphoryl).",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(19) C(17) N(4) O(8) P"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "438.3285"
                },
                {
                    "id": "group_of_poster",
                    "description": "admin"
                },
                {
                    "id": "spec_1_site",
                    "description": "T"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "438.094051"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "S"
                },
                {
                    "id": "record_id",
                    "description": "442"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "date_time_posted",
                    "description": "2005-10-15 21:11:32"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 16:47:27"
                }
            ]
        },
        {
            "accession": "UNIMOD:127",
            "name": "Fluoro",
            "definition": "Fluorination.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-1) F"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "jschulte"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "17.9905"
                },
                {
                    "id": "spec_4_position",
                    "description": "Anywhere"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Non-standard residue"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_site",
                    "description": "A"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Non-standard residue"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "17.990578"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_4_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "W"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Non-standard residue"
                },
                {
                    "id": "record_id",
                    "description": "127"
                },
                {
                    "id": "spec_3_site",
                    "description": "Y"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_4_group",
                    "description": "4"
                },
                {
                    "id": "spec_4_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "date_time_posted",
                    "description": "2003-06-19 19:54:25"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2012-11-20 11:56:44"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                }
            ]
        },
        {
            "accession": "UNIMOD:1801",
            "name": "Fluorescein-tyramine",
            "definition": "Fluorescein-tyramine adduct by peroxidase activity.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(19) C(29) N O(7)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "Hideaki"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "493.4637"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "Y"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "1801"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "493.116152"
                },
                {
                    "id": "date_time_posted",
                    "description": "2016-02-02 11:23:24"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2016-04-06 08:08:06"
                }
            ]
        },
        {
            "accession": "UNIMOD:128",
            "name": "Fluorescein",
            "definition": "5-Iodoacetamidofluorescein (Molecular Probe, Eugene, OR).",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(13) C(22) N O(6)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "Philip"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "387.3417"
                },
                {
                    "id": "group_of_poster",
                    "description": "users"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Chemical derivative"
                },
                {
                    "id": "record_id",
                    "description": "128"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "387.074287"
                },
                {
                    "id": "date_time_posted",
                    "description": "2003-06-25 02:58:18"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2017-11-01 12:11:48"
                }
            ]
        },
        {
            "accession": "UNIMOD:44",
            "name": "Farnesyl",
            "definition": "Farnesylation.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(24) C(15)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "204.3511"
                },
                {
                    "id": "group_of_poster",
                    "description": "admin"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "record_id",
                    "description": "44"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "204.187801"
                },
                {
                    "id": "date_time_posted",
                    "description": "2002-08-19 19:17:11"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 15:11:38"
                }
            ]
        },
        {
            "accession": "UNIMOD:50",
            "name": "FAD",
            "definition": "Flavin adenine dinucleotide.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(31) C(27) N(9) O(15) P(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "spec_3_hidden",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "783.5339"
                },
                {
                    "id": "group_of_poster",
                    "description": "admin"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "spec_2_group",
                    "description": "2"
                },
                {
                    "id": "spec_2_position",
                    "description": "Anywhere"
                },
                {
                    "id": "spec_2_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "spec_3_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "783.141486"
                },
                {
                    "id": "spec_2_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_2_site",
                    "description": "H"
                },
                {
                    "id": "spec_3_classification",
                    "description": "Post-translational"
                },
                {
                    "id": "record_id",
                    "description": "50"
                },
                {
                    "id": "spec_3_site",
                    "description": "Y"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "date_time_posted",
                    "description": "2002-08-19 19:17:11"
                },
                {
                    "id": "approved",
                    "description": "1"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-10-16 17:16:18"
                },
                {
                    "id": "spec_3_group",
                    "description": "3"
                }
            ]
        },
        {
            "accession": "UNIMOD:740",
            "name": "ExacTagThiol",
            "definition": "ExacTag Thiol label mass for 2-4-7-10 plex.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(50) C(23) 13C(12) N(8) 15N(6) O(18)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "cparman"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "972.7268"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "C"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Isotopic label"
                },
                {
                    "id": "record_id",
                    "description": "740"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "972.365219"
                },
                {
                    "id": "date_time_posted",
                    "description": "2007-03-02 17:24:48"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2017-10-09 15:48:05"
                }
            ]
        }
    ]
}