prsm_data =
{
    "compatible_proteoform": {
        "sequence_id": "10",
        "sequence_name": "sp|P0ACF8|HNS_ECOLI",
        "sequence_description": "DNA-binding protein H-NS OS=Escherichia coli (strain K12) OX=83333 GN=hns PE=1 SV=2",
        "proteoform_id": "10",
        "prsm_number": "9",
        "prsm": [
            {
                "prsm_id": "54",
                "p_value": "1.11e-24",
                "e_value": "1.11e-24",
                "fdr": "0",
                "matched_fragment_number": "34",
                "matched_peak_number": "42",
                "ms": {
                    "ms_header": {
                        "spectrum_file_name": "C:/toppic_tutorial/tutorial_3/ecoli_2_ms2.msalign",
                        "ms1_ids": "535",
                        "ms1_scans": "643",
                        "ids": "107",
                        "scans": "644",
                        "precursor_mono_mass": "5453.8009",
                        "precursor_charge": "5",
                        "precursor_mz": "1091.7675",
                        "feature_inte": "4.5437e+07"
                    },
                    "peaks": {
                        "peak": [
                            {
                                "spec_id": "107",
                                "peak_id": "0",
                                "monoisotopic_mass": "1395.7685",
                                "monoisotopic_mz": "1396.7758",
                                "intensity": "1585.11",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "1",
                                "monoisotopic_mass": "1634.8220",
                                "monoisotopic_mz": "1635.8292",
                                "intensity": "2079.41",
                                "charge": "1",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "Y",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "1634.8152",
                                        "ion_position": "34",
                                        "ion_display_position": "14",
                                        "ion_sort_name": "Y00014",
                                        "ion_left_position": "34",
                                        "mass_error": "0.0068",
                                        "ppm": "4.15"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "2",
                                "monoisotopic_mass": "1245.6282",
                                "monoisotopic_mz": "1246.6355",
                                "intensity": "1512.18",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "3",
                                "monoisotopic_mass": "1690.8283",
                                "monoisotopic_mz": "1691.8356",
                                "intensity": "1207.61",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "4",
                                "monoisotopic_mass": "1765.8638",
                                "monoisotopic_mz": "1766.8711",
                                "intensity": "1471.86",
                                "charge": "1",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "Y",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "1765.8557",
                                        "ion_position": "33",
                                        "ion_display_position": "15",
                                        "ion_sort_name": "Y00015",
                                        "ion_left_position": "33",
                                        "mass_error": "0.0082",
                                        "ppm": "4.63"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "5",
                                "monoisotopic_mass": "5179.6381",
                                "monoisotopic_mz": "1295.9168",
                                "intensity": "11376.09",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "5179.6149",
                                        "ion_position": "46",
                                        "ion_display_position": "46",
                                        "ion_sort_name": "B00046",
                                        "ion_left_position": "46",
                                        "mass_error": "0.0232",
                                        "ppm": "4.48"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "6",
                                "monoisotopic_mass": "875.4422",
                                "monoisotopic_mz": "876.4495",
                                "intensity": "2563.20",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "7",
                                "monoisotopic_mass": "4953.4678",
                                "monoisotopic_mz": "1239.3742",
                                "intensity": "20799.22",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "4953.4468",
                                        "ion_position": "44",
                                        "ion_display_position": "44",
                                        "ion_sort_name": "B00044",
                                        "ion_left_position": "44",
                                        "mass_error": "0.0210",
                                        "ppm": "4.23"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "8",
                                "monoisotopic_mass": "2194.0847",
                                "monoisotopic_mz": "732.3688",
                                "intensity": "5747.52",
                                "charge": "3",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "2194.0767",
                                        "ion_position": "19",
                                        "ion_display_position": "19",
                                        "ion_sort_name": "B00019",
                                        "ion_left_position": "19",
                                        "mass_error": "0.0080",
                                        "ppm": "3.63"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "9",
                                "monoisotopic_mass": "5004.5206",
                                "monoisotopic_mz": "1252.1374",
                                "intensity": "3359.76",
                                "charge": "4"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "10",
                                "monoisotopic_mass": "1434.7421",
                                "monoisotopic_mz": "1435.7494",
                                "intensity": "3182.28",
                                "charge": "1",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "1434.7368",
                                        "ion_position": "12",
                                        "ion_display_position": "12",
                                        "ion_sort_name": "B00012",
                                        "ion_left_position": "12",
                                        "mass_error": "0.0053",
                                        "ppm": "3.70"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "11",
                                "monoisotopic_mass": "3148.5571",
                                "monoisotopic_mz": "1050.5263",
                                "intensity": "9839.07",
                                "charge": "3",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "3148.5439",
                                        "ion_position": "28",
                                        "ion_display_position": "28",
                                        "ion_sort_name": "B00028",
                                        "ion_left_position": "28",
                                        "mass_error": "0.0132",
                                        "ppm": "4.19"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "12",
                                "monoisotopic_mass": "1863.8946",
                                "monoisotopic_mz": "932.9546",
                                "intensity": "15208.43",
                                "charge": "2",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "1863.8864",
                                        "ion_position": "16",
                                        "ion_display_position": "16",
                                        "ion_sort_name": "B00016",
                                        "ion_left_position": "16",
                                        "mass_error": "0.0082",
                                        "ppm": "4.39"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "13",
                                "monoisotopic_mass": "3488.8056",
                                "monoisotopic_mz": "1163.9425",
                                "intensity": "27604.89",
                                "charge": "3",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "3488.7913",
                                        "ion_position": "31",
                                        "ion_display_position": "31",
                                        "ion_sort_name": "B00031",
                                        "ion_left_position": "31",
                                        "mass_error": "0.0143",
                                        "ppm": "4.09"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "14",
                                "monoisotopic_mass": "2980.4670",
                                "monoisotopic_mz": "994.4963",
                                "intensity": "2270.82",
                                "charge": "3",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "2980.4540",
                                        "ion_position": "26",
                                        "ion_display_position": "26",
                                        "ion_sort_name": "B00026",
                                        "ion_left_position": "26",
                                        "mass_error": "0.0130",
                                        "ppm": "4.36"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "15",
                                "monoisotopic_mass": "1136.6237",
                                "monoisotopic_mz": "1137.6310",
                                "intensity": "3585.14",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "16",
                                "monoisotopic_mass": "1373.7250",
                                "monoisotopic_mz": "1374.7323",
                                "intensity": "1708.82",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "17",
                                "monoisotopic_mass": "4045.0286",
                                "monoisotopic_mz": "1349.3502",
                                "intensity": "2846.72",
                                "charge": "3"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "18",
                                "monoisotopic_mass": "3377.7389",
                                "monoisotopic_mz": "1126.9202",
                                "intensity": "6602.89",
                                "charge": "3"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "19",
                                "monoisotopic_mass": "1497.7872",
                                "monoisotopic_mz": "749.9009",
                                "intensity": "869.33",
                                "charge": "2"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "20",
                                "monoisotopic_mass": "1449.6517",
                                "monoisotopic_mz": "1450.6589",
                                "intensity": "1258.35",
                                "charge": "1"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "21",
                                "monoisotopic_mass": "2879.4206",
                                "monoisotopic_mz": "960.8141",
                                "intensity": "4970.61",
                                "charge": "3",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "2879.4063",
                                        "ion_position": "25",
                                        "ion_display_position": "25",
                                        "ion_sort_name": "B00025",
                                        "ion_left_position": "25",
                                        "mass_error": "0.0143",
                                        "ppm": "4.96"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "22",
                                "monoisotopic_mass": "4691.3692",
                                "monoisotopic_mz": "1173.8496",
                                "intensity": "9292.14",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "4691.3514",
                                        "ion_position": "42",
                                        "ion_display_position": "42",
                                        "ion_sort_name": "B00042",
                                        "ion_left_position": "42",
                                        "mass_error": "0.0178",
                                        "ppm": "3.79"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "23",
                                "monoisotopic_mass": "5066.5567",
                                "monoisotopic_mz": "1267.6464",
                                "intensity": "25436.61",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "5066.5309",
                                        "ion_position": "45",
                                        "ion_display_position": "45",
                                        "ion_sort_name": "B00045",
                                        "ion_left_position": "45",
                                        "mass_error": "0.0258",
                                        "ppm": "5.10"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "24",
                                "monoisotopic_mass": "4427.2272",
                                "monoisotopic_mz": "1107.8141",
                                "intensity": "5871.77",
                                "charge": "4"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "25",
                                "monoisotopic_mass": "4806.3951",
                                "monoisotopic_mz": "1202.6060",
                                "intensity": "10975.17",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "4806.3784",
                                        "ion_position": "43",
                                        "ion_display_position": "43",
                                        "ion_sort_name": "B00043",
                                        "ion_left_position": "43",
                                        "mass_error": "0.0167",
                                        "ppm": "3.48"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "26",
                                "monoisotopic_mass": "3687.9400",
                                "monoisotopic_mz": "922.9923",
                                "intensity": "11533.98",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "3687.9234",
                                        "ion_position": "33",
                                        "ion_display_position": "33",
                                        "ion_sort_name": "B00033",
                                        "ion_left_position": "33",
                                        "mass_error": "0.0166",
                                        "ppm": "4.50"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "27",
                                "monoisotopic_mass": "3818.9810",
                                "monoisotopic_mz": "955.7525",
                                "intensity": "5740.76",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
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                                        "theoretical_mass": "3818.9639",
                                        "ion_position": "34",
                                        "ion_display_position": "34",
                                        "ion_sort_name": "B00034",
                                        "ion_left_position": "34",
                                        "mass_error": "0.0171",
                                        "ppm": "4.48"
                                    }
                                }
                            },
                            {
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                                "peak_id": "28",
                                "monoisotopic_mass": "1434.7423",
                                "monoisotopic_mz": "718.3784",
                                "intensity": "51117.44",
                                "charge": "2",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
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                                        "theoretical_mass": "1434.7368",
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                                        "ion_display_position": "12",
                                        "ion_sort_name": "B00012",
                                        "ion_left_position": "12",
                                        "mass_error": "0.0055",
                                        "ppm": "3.82"
                                    }
                                }
                            },
                            {
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                                "monoisotopic_mass": "3616.9002",
                                "monoisotopic_mz": "905.2323",
                                "intensity": "4930.30",
                                "charge": "4",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
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                                        "theoretical_mass": "3616.8863",
                                        "ion_position": "32",
                                        "ion_display_position": "32",
                                        "ion_sort_name": "B00032",
                                        "ion_left_position": "32",
                                        "mass_error": "0.0139",
                                        "ppm": "3.85"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "30",
                                "monoisotopic_mass": "1319.7144",
                                "monoisotopic_mz": "660.8645",
                                "intensity": "4752.51",
                                "charge": "2",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
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                                        "theoretical_mass": "1319.7099",
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                                        "ion_display_position": "11",
                                        "ion_sort_name": "B00011",
                                        "ion_left_position": "11",
                                        "mass_error": "0.0046",
                                        "ppm": "3.48"
                                    }
                                }
                            },
                            {
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                            },
                            {
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                                "matched_ions": {
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                                    }
                                }
                            },
                            {
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                            },
                            {
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                                "matched_ions": {
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                                    }
                                }
                            },
                            {
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                                "matched_ions": {
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                                    }
                                }
                            },
                            {
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                            },
                            {
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                                "monoisotopic_mass": "4376.2265",
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                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
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                                        "ion_display_position": "39",
                                        "ion_sort_name": "B00039",
                                        "ion_left_position": "39",
                                        "mass_error": "0.0181",
                                        "ppm": "4.14"
                                    }
                                }
                            },
                            {
                                "spec_id": "107",
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                                "monoisotopic_mass": "4771.3555",
                                "monoisotopic_mz": "1193.8462",
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                                "charge": "4"
                            },
                            {
                                "spec_id": "107",
                                "peak_id": "39",
                                "monoisotopic_mass": "3332.7170",
                                "monoisotopic_mz": "1111.9129",
                                "intensity": "10033.38",
                                "charge": "3"
                            },
                            {
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