{
  "code": "SASDXB3",
  "status": "Published",
  "type_of_curve": "Single concentration",
  "angular_unit": "1/nm",
  "project": {
    "title": "Structural heterogeneity and dynamics in the apical stem loop of s2m from SARS-CoV-2 Delta by an integrative NMR spectroscopy and MD simulation approach.",
    "publication": {
      "title": "Structural heterogeneity and dynamics in the apical stem loop of s2m from SARS-CoV-2 Delta by an integrative NMR spectroscopy and MD simulation approach.",
      "author_list": "Wirtz Martin MA, Makowski JA, Matzel T, Kensinger AH, Herr A, Richter C, Jonker HRA, Wacker A, Evanseck JD, Schwalbe H",
      "journal": "Nucleic Acids Res",
      "doi": "10.1093/nar/gkaf552",
      "pmid": "40586311",
      "published_date": "2025 Jun 20"
    },
    "status": "released",
    "submitted_date": "2024-06-04",
    "released_date": "2025-07-21"
  },
  "pddf_data": null,
  "intensities_data": "https://www.sasbdb.org/media/intensities_files/SASDXB3.dat",
  "intensities_log_plot": "https://www.sasbdb.org/media/intensities_files/scattering_plots/SASDXB3_dat_img.png",
  "intensities_kratky_plot": "https://www.sasbdb.org/media/intensities_files/scattering_plots/SASDXB3_kratky_img.png",
  "pddf_plot": null,
  "intensities_guinier_plot": "https://www.sasbdb.org/media/intensities_files/scattering_plots/SASDXB3_guinier_img.png",
  "sascif_data": "https://www.sasbdb.org/media/sascif/sascif_files/SASDXB3.sascif",
  "experiment": {
    "instrument": {
      "detector": {
        "type": null,
        "name": "Pilatus 6M",
        "resolution": null
      },
      "name": "PETRA III",
      "city": "DESY; Hamburg",
      "country": "Germany",
      "beamline_name": "EMBL P12",
      "beam_geometry": null,
      "type_of_source": "X-ray synchrotron",
      "point_source": null,
      "line_collimation": null,
      "sample_path_length": null,
      "line_collimation_slitlength": null,
      "line_collimation_integrationwidth": null,
      "xray_energy": null,
      "beam_profile_ah": null,
      "beam_profile_al": null
    },
    "sample": {
      "molecule": [
        {
          "long_name": "apical stem loop of stem loop 2 motif (s2m) in Delta variant of SARS-CoV-2",
          "short_name": "s2m Delta_short",
          "sequence": ">s2m Delta_short 25 bp\r\nGGCACUCGGAGUACGAUCGAGUGCC",
          "organism": "SARS-Coronavirus-2 Delta",
          "uniprot_code": null,
          "uniprot_range_first": null,
          "uniprot_range_last": null,
          "oligomerization": "monomer",
          "molecular_type": "RNA",
          "uniprot_sequence": "",
          "mw": 8.132,
          "total_mw": 8.132,
          "number_molecules": 1,
          "complex_state": false,
          "deuteration": null,
          "molecule_source": "biological",
          "molecule_description": "s2m Delta_short RNA with two GC additional base pairs at the beginning of the stem (G-2, G-1, C+1, C+2)"
        }
      ],
      "buffer": {
        "name": "50 mM Bis-Tris, 25 mM NaCl",
        "concentration_unit": null,
        "comment": null,
        "additive": null,
        "concentration": null,
        "pka": null,
        "ph": 6.4,
        "deuteration": null
      },
      "purity_method": null,
      "name": "Apical stem loop of stem loop 2 motif in Delta variant of SARS-CoV-2 (s2m Delta_short)",
      "ext_coefficient": null,
      "contrast": null,
      "specific_vol": null,
      "dry_vol": null,
      "absorbption": null,
      "deuteration": null,
      "mixture": null
    },
    "contributor": [
      {
        "affiliation": [
          {
            "short_name": null,
            "address": null,
            "full_name": "Goethe University Frankfurt, Institute for Organic Chemistry",
            "webpage": null
          }
        ],
        "contributor_name": "Maria",
        "contributor_surname": "Wirtz",
        "orcid": "https://orcid.org/0000-0002-0318-7785"
      }
    ],
    "concentration_method": null,
    "concentration_unit": null,
    "date": "2022-11-30",
    "storage_temperature": 25.0,
    "cell_temperature": 25.0,
    "exposure_time": 0.095,
    "number_of_frames": 33,
    "wavelength": 0.12398,
    "sample_detector_distance": 3.0,
    "concentration_min": null,
    "concentration_max": 2.5,
    "sample_volume": null,
    "flow_rate": null,
    "s_min": 0.022,
    "s_max": 7.314,
    "total_exposure_time": null,
    "seccolumn": null
  },
  "fits": [],
  "estimated_volume_method": null,
  "pddf_software": null,
  "pddf_software_version": null,
  "i0_calibration_standard": null,
  "description": null,
  "experiment_description": null,
  "tags": [],
  "intensity_unit": "arbitrary",
  "experimental_mw": 7.3,
  "experimental_mw_error": null,
  "guinier_i0_mw": null,
  "guinier_i0_mw_error": null,
  "porod_mw": null,
  "porod_mw_error": null,
  "pddf_i0": null,
  "pddf_i0_error": null,
  "guinier_i0": 0.0418526,
  "guinier_i0_error": null,
  "pddf_rg": null,
  "pddf_rg_error": null,
  "guinier_rg": 1.39,
  "guinier_rg_error": 0.01,
  "pddf_dmax": null,
  "pddf_dmax_error": null,
  "porod_volume": null,
  "porod_volume_error": null,
  "estimated_volume": null,
  "estimated_volume_error": null,
  "guinier_point_first": 116,
  "guinier_point_last": 266,
  "pddf_point_first": null,
  "pddf_point_last": null,
  "i0_calibration_standard_data": null,
  "intensities_log_log_plot": "SASDXB3_datloglog_img.png",
  "symmetry": null,
  "last_modified": "2025-07-21T18:28:38.186112+02:00",
  "bragg_peak": []
}