prsm_data =
{
    "compatible_proteoform": {
        "sequence_id": "3",
        "sequence_name": "sp|P0AG55|RL6_ECOLI",
        "sequence_description": "50S ribosomal protein L6 OS=Escherichia coli (strain K12) OX=83333 GN=rplF PE=1 SV=2",
        "proteoform_id": "3",
        "prsm_number": "19",
        "prsm": [
            {
                "prsm_id": "28",
                "p_value": "3.12e-33",
                "e_value": "3.12e-33",
                "fdr": "0",
                "matched_fragment_number": "48",
                "matched_peak_number": "60",
                "ms": {
                    "ms_header": {
                        "spectrum_file_name": "C:/toppic_tutorial/tutorial_3/ecoli_2_ms2.msalign",
                        "ms1_ids": "521",
                        "ms1_scans": "587",
                        "ids": "65",
                        "scans": "588",
                        "precursor_mono_mass": "8772.6535",
                        "precursor_charge": "5",
                        "precursor_mz": "1755.5380",
                        "feature_inte": "1.6404e+08"
                    },
                    "peaks": {
                        "peak": [
                            {
                                "spec_id": "65",
                                "peak_id": "0",
                                "monoisotopic_mass": "2353.3916",
                                "monoisotopic_mz": "1177.7031",
                                "intensity": "2105.95",
                                "charge": "2"
                            },
                            {
                                "spec_id": "65",
                                "peak_id": "1",
                                "monoisotopic_mass": "1702.9036",
                                "monoisotopic_mz": "1703.9109",
                                "intensity": "3534.84",
                                "charge": "1"
                            },
                            {
                                "spec_id": "65",
                                "peak_id": "2",
                                "monoisotopic_mass": "6177.3236",
                                "monoisotopic_mz": "1545.3382",
                                "intensity": "13937.77",
                                "charge": "4"
                            },
                            {
                                "spec_id": "65",
                                "peak_id": "3",
                                "monoisotopic_mass": "1426.7612",
                                "monoisotopic_mz": "1427.7684",
                                "intensity": "6378.74",
                                "charge": "1"
                            },
                            {
                                "spec_id": "65",
                                "peak_id": "4",
                                "monoisotopic_mass": "4171.0502",
                                "monoisotopic_mz": "2086.5324",
                                "intensity": "9367.11",
                                "charge": "2",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "Y",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "4171.0433",
                                        "ion_position": "44",
                                        "ion_display_position": "40",
                                        "ion_sort_name": "Y00040",
                                        "ion_left_position": "44",
                                        "mass_error": "0.0069",
                                        "ppm": "1.65"
                                    }
                                }
                            },
                            {
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                                "peak_id": "5",
                                "monoisotopic_mass": "1640.8951",
                                "monoisotopic_mz": "1641.9023",
                                "intensity": "7555.02",
                                "charge": "1"
                            },
                            {
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                                "peak_id": "6",
                                "monoisotopic_mass": "1673.0069",
                                "monoisotopic_mz": "1674.0142",
                                "intensity": "12036.86",
                                "charge": "1",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "B",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "1672.9988",
                                        "ion_position": "17",
                                        "ion_display_position": "17",
                                        "ion_sort_name": "B00017",
                                        "ion_left_position": "17",
                                        "mass_error": "0.0081",
                                        "ppm": "4.81"
                                    }
                                }
                            },
                            {
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                                "peak_id": "7",
                                "monoisotopic_mass": "2449.2396",
                                "monoisotopic_mz": "2450.2469",
                                "intensity": "10065.55",
                                "charge": "1"
                            },
                            {
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                                "peak_id": "8",
                                "monoisotopic_mass": "2257.0760",
                                "monoisotopic_mz": "2258.0833",
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                            },
                            {
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                                "monoisotopic_mz": "1639.8506",
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                            },
                            {
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                                "charge": "1",
                                "matched_ions_num": "1",
                                "matched_ions": {
                                    "matched_ion": {
                                        "ion_type": "Y",
                                        "match_shift": "0.0000000000",
                                        "theoretical_mass": "2983.4862",
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                                        "ion_display_position": "29",
                                        "ion_sort_name": "Y00029",
                                        "ion_left_position": "55",
                                        "mass_error": "-0.0091",
                                        "ppm": "-3.03"
                                    }
                                }
                            },
                            {
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                                "peak_id": "11",
                                "monoisotopic_mass": "2533.3116",
                                "monoisotopic_mz": "2534.3189",
                                "intensity": "7785.29",
                                "charge": "1"
                            },
                            {
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                                "monoisotopic_mz": "2578.3438",
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                                "matched_ions": {
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                            },
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                                "matched_ions_num": "1",
                                "matched_ions": {
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                                        "match_shift": "0.0000000000",
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                                        "ion_sort_name": "B00038",
                                        "ion_left_position": "38",
                                        "mass_error": "0.0114",
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                                    }
                                }
                            },
                            {
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                                "matched_ions": {
                                    "matched_ion": {
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                                        "match_shift": "0.0000000000",
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                                        "ion_display_position": "14",
                                        "ion_sort_name": "Y00014",
                                        "ion_left_position": "70",
                                        "mass_error": "0.0040",
                                        "ppm": "2.68"
                                    }
                                }
                            },
                            {
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                                "monoisotopic_mass": "1516.9157",
                                "monoisotopic_mz": "1517.9230",
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                            },
                            {
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                                "monoisotopic_mass": "1330.8128",
                                "monoisotopic_mz": "1331.8201",
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                                "matched_ions": {
                                    "matched_ion": {
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                            },
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                                "matched_ions": {
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