prsm_data =
{
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        "compatible_proteoform": {
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            "sequence_name": "sp|P0A2A5|RL28_SALTY",
            "sequence_description": "50S ribosomal protein L28 OS=Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) OX=99287 GN=rpmB PE=3 SV=2",
            "proteoform_id": "8",
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                    "p_value": "3.88e-07",
                    "e_value": "3.88e-09",
                    "fdr": "0",
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                    "matched_peak_number": "14",
                    "ms": {
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                            "spectrum_file_name": "C:/toppic_tutorial/tutorial_2/st_1_ms2.msalign",
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                            "ms1_scans": "877",
                            "ids": "430",
                            "scans": "878",
                            "precursor_mono_mass": "8970.8068",
                            "precursor_charge": "16",
                            "precursor_mz": "561.6827",
                            "feature_inte": "3.2441e+08"
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                        "n_acetylation": "0",
                        "unexpected_shift_number": "0",
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                            "first_residue_position": "1",
                            "last_residue_position": "77",
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                                    "position": "0",
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                                    "acid": "S"
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                                    "acid": "R"
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                                    "acid": "V"
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                                    "acid": "C"
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                                    "acid": "Q"
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                                    "acid": "V"
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                                    "acid": "T"
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                                    "acid": "G"
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                                    "acid": "N"
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                                    "acid": "R"
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                                    "acid": "H"
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                                    "acid": "L"
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                                    "acid": "A"
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                                    "acid": "T"
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                                    "acid": "K"
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                                },
                                {
                                    "position": "69",
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                                {
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                                            {
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                                        ]
                                    }
                                },
                                {
                                    "position": "71",
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                                        "matched_peak": {
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                                            "peak_charge": "14"
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                                    }
                                },
                                {
                                    "position": "72",
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                                },
                                {
                                    "position": "73",
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                                    "matched_peaks": null
                                },
                                {
                                    "position": "74",
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                                },
                                {
                                    "position": "75",
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                                },
                                {
                                    "position": "76",
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                                {
                                    "position": "77",
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                                },
                                {
                                    "position": "78",
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                            ],
                            "ptm": {
                                "ptm_type": "Fixed",
                                "ptm": {
                                    "abbreviation": "Carbamidomethylation",
                                    "unimod": "-1",
                                    "mono_mass": "57.0214640000"
                                },
                                "occurence": {
                                    "left_pos": "4",
                                    "right_pos": "5",
                                    "anno": "C"
                                }
                            }
                        }
                    }
                }
            ]
        }
    }
}
