prsm_data =
{
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        "compatible_proteoform_number": "1",
        "compatible_proteoform": {
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            "sequence_name": "sp|P0A1R8|DBHB_SALTY",
            "sequence_description": "DNA-binding protein HU-beta OS=Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) OX=99287 GN=hupB PE=3 SV=1",
            "proteoform_id": "4",
            "prsm_number": "1",
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                "prsm_id": "36",
                "p_value": "5.25e-08",
                "e_value": "5.25e-10",
                "fdr": "0",
                "matched_fragment_number": "19",
                "matched_peak_number": "31",
                "ms": {
                    "ms_header": {
                        "spectrum_file_name": "C:/toppic_tutorial/tutorial_2/st_1_ms2.msalign",
                        "ms1_ids": "756",
                        "ms1_scans": "1497",
                        "ids": "740",
                        "scans": "1498",
                        "precursor_mono_mass": "9233.9200",
                        "precursor_charge": "16",
                        "precursor_mz": "578.1273",
                        "feature_inte": "7.0052e+09"
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                    "proteoform_id": "4",
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                    "proteoform_mass": "9234.0103",
                    "n_acetylation": "0",
                    "unexpected_shift_number": "0",
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                        "first_residue_position": "0",
                        "last_residue_position": "89",
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                                "position": "0",
                                "acid": "M"
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                                "acid": "N"
                            },
                            {
                                "position": "2",
                                "acid": "K"
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                                "acid": "S"
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                                "acid": "Q"
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                            {
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                                "acid": "L"
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                            {
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                                "acid": "I"
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                                "acid": "E"
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                                "acid": "K"
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                                "acid": "I"
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                                "acid": "A"
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                                "acid": "A"
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                                "acid": "I"
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                                "acid": "K"
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                                "acid": "A"
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                                "acid": "A"
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                                "acid": "A"
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                                "acid": "G"
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                                "acid": "R"
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                                "acid": "A"
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                                "acid": "L"
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                                "acid": "D"
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