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                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-33.025486"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:58:57"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:58:57"
                }
            ]
        },
        {
            "accession": "UNIMOD:1091",
            "name": "Phe->Asp",
            "definition": "Phe->Asp substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-4) C(-5) O(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-32.0865"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "1091"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-32.041471"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:41:48"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:41:48"
                }
            ]
        },
        {
            "accession": "UNIMOD:904",
            "name": "Phe->CamCys",
            "definition": "Phe->Cys substitution and carbamidomethylation.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-1) C(-4) N O S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "hooverdm"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "13.0204"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "Pre-translational"
                },
                {
                    "id": "record_id",
                    "description": "904"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "12.962234"
                },
                {
                    "id": "date_time_posted",
                    "description": "2009-04-17 14:49:02"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2009-07-13 18:16:29"
                }
            ]
        },
        {
            "accession": "UNIMOD:567",
            "name": "Phe->Cys",
            "definition": "Phe->Cys substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-4) C(-6) S"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-44.031"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "567"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-44.059229"
                },
                {
                    "id": "date_time_posted",
                    "description": "2006-11-09 11:04:01"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2006-11-09 11:04:01"
                }
            ]
        },
        {
            "accession": "UNIMOD:1099",
            "name": "Phe->Gln",
            "definition": "Phe->Gln substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-1) C(-4) N O"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-19.0446"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "1099"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-19.009836"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:59:42"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:59:42"
                }
            ]
        },
        {
            "accession": "UNIMOD:1092",
            "name": "Phe->Glu",
            "definition": "Phe->Glu substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-2) C(-4) O(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-18.0599"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "1092"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-18.025821"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:56:57"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:56:57"
                }
            ]
        },
        {
            "accession": "UNIMOD:1093",
            "name": "Phe->Gly",
            "definition": "Phe->Gly substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-6) C(-7)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-90.1225"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "1093"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-90.04695"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:57:23"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:57:23"
                }
            ]
        },
        {
            "accession": "UNIMOD:1094",
            "name": "Phe->His",
            "definition": "Phe->His substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(-2) C(-3) N(2)"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-10.0346"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "1094"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-10.009502"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:57:45"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:57:45"
                }
            ]
        },
        {
            "accession": "UNIMOD:1095",
            "name": "Phe->Lys",
            "definition": "Phe->Lys substitution.",
            "additional_data": [
                {
                    "id": "delta_composition",
                    "description": "H(3) C(-3) N"
                },
                {
                    "id": "spec_1_group",
                    "description": "1"
                },
                {
                    "id": "username_of_poster",
                    "description": "unimod"
                },
                {
                    "id": "delta_avge_mass",
                    "description": "-19.0016"
                },
                {
                    "id": "group_of_poster",
                    "description": ""
                },
                {
                    "id": "spec_1_hidden",
                    "description": "1"
                },
                {
                    "id": "spec_1_site",
                    "description": "F"
                },
                {
                    "id": "spec_1_classification",
                    "description": "AA substitution"
                },
                {
                    "id": "record_id",
                    "description": "1095"
                },
                {
                    "id": "spec_1_position",
                    "description": "Anywhere"
                },
                {
                    "id": "delta_mono_mass",
                    "description": "-18.973451"
                },
                {
                    "id": "date_time_posted",
                    "description": "2011-06-21 13:58:10"
                },
                {
                    "id": "approved",
                    "description": "0"
                },
                {
                    "id": "date_time_modified",
                    "description": "2011-06-21 13:58:10"
                }
            ]
        }
    ]
}