SASDER2

Unlabeled Importin Beta Binding domain (IBB) from importin subunit alpha-1 without denaturant

Data type: SASBDB experimental data Status: Published Curve type: Merged Last updated: 2023-06-21T07:56:39.492710+02:00

The protein contains a penultimate non-canonical amino acid p-acetylphenylalanine (207 Da) that is represented as U (selenocysteine, 168 Da) in the amino acid sequence for the entry. Therefore, the calculated MW from sequence (MW(expected)) must be adjusted accordingly (ca. 40 Da).

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1. Samples, Components and Experimental Conditions Sample & Experiment

Sample 1 · Unlabeled Importin Beta Binding domain (IBB) from importin subunit alpha-1 without denaturant

Concentration1.0 – 5.0 Buffer / pHPBS, 10 mM DTT / 7.4
Experimental temperature23.0 Facility / beamlinePETRA III / EMBL P12
Wavelength0.1 nmExposure0.05 s × 20

Molecular Components

ComponentType / organismUniProt and ConstructOligomeric StateMolecular weight
Importin subunit alpha-1
View sequence
>U=P-ACETYLPHENYLALANINE.GCTNENANTPAARLHRFKNKGKDSTEMRRRRIEVNVELRKAKKDDQMLKRRNVSSFPDDATSPLQENRNNQGTVNWSVDDIVKGINSSNVENQLQATUA
proteinHomo sapiensP522923–97monomerMolecule count 111.275 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
11682[3]0.027543–4.45043 1/nmHas uncertainty columnMissing 01sasbdb/entries/r2/sasder2/source/SASDER2.dat
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2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)11.5—nm
i0Guinier1160.510.6arbitrary
i0P(r)1135.09.6arbitrary
mwExperimental16.8—kDa
porod_volumePorod29.86—nm³
rgGuinier3.20.2nm
rgP(r)3.1770.03nm

These values are reported by SASBDB; SAXSdb did not recalculate them from the experimental curve.

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3. Source Fits and Models Source Fits & Models

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4. Source File Index Source Files

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5. Experiment Description and Publication Experiment & Publication

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6. Complete Source Record Complete Source Record

The following content comes directly from the SASBDB entry. Missing values are shown as “—”; SAXSdb does not infer undeclared units.

Open the original SASBDB entry

Buffer and Sample Properties

Buffer namePBS, 10 mM DTTBuffer concentration—
pH7.4Additives—
Buffer description—
Purity measurement method—Extinction coefficient—
Absorbance—Scattering contrast—
Specific volume / dry volume— / —Mixture / deuteration— / —

Acquisition Conditions and Instrument

Measurement date2013-12-08Storage / measurement temperature— / 23.0
Exposure time0.05Frames20
Wavelength0.1Sample-to-detector distance3.0
SourceX-ray synchrotronDetectorPilatus 2M
Facility / beamlinePETRA III / EMBL P12 · DESY; Hamburg, Germany
q range0.028 – 4.45Sample volume / flow rate— / —

Original SASBDB Plots

Experimental I(q)
Experimental I(q)
Experimental I(q), log-log
Experimental I(q), log-log
Guinier plot
Guinier plot
Kratky plot
Kratky plot
P(r) plot
P(r) plot

Downloadable Files

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All source fields (unfiltered)

Every source field is expanded here, including empty values, list members and fields already shown above.

summary.json:195 field values
Field pathRaw value
codeSASDER2
statusPublished
type_of_curveMerged
angular_unit1/nm
project.titleDecoupling of size and shape fluctuations in heteropolymeric sequences reconciles discrepancies in SAXS vs. FRET measurements.
project.publication.titleDecoupling of size and shape fluctuations in heteropolymeric sequences reconciles discrepancies in SAXS vs. FRET measurements.
project.publication.author_listFuertes G, Banterle N, Ruff KM, Chowdhury A, Mercadante D, Koehler C, Kachala M, Estrada Girona G, Milles S, Mishra A, Onck PR, Gräter F, Esteban-Martín S, Pappu RV, Svergun DI, Lemke EA
project.publication.journalProc Natl Acad Sci U S A
project.publication.doi10.1073/pnas.1704692114
project.publication.pmid28716919
project.publication.published_date2017 Aug 1
project.statusreleased
project.submitted_date2018-08-16
project.released_date2018-08-18
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experiment.instrument.detector.typenull
experiment.instrument.detector.namePilatus 2M
experiment.instrument.detector.resolutionnull
experiment.instrument.namePETRA III
experiment.instrument.cityDESY; Hamburg
experiment.instrument.countryGermany
experiment.instrument.beamline_nameEMBL P12
experiment.instrument.beam_geometrynull
experiment.instrument.type_of_sourceX-ray synchrotron
experiment.instrument.point_sourcenull
experiment.instrument.line_collimationnull
experiment.instrument.sample_path_lengthnull
experiment.instrument.line_collimation_slitlengthnull
experiment.instrument.line_collimation_integrationwidthnull
experiment.instrument.xray_energynull
experiment.instrument.beam_profile_ahnull
experiment.instrument.beam_profile_alnull
experiment.sample.molecule[0].long_nameImportin subunit alpha-1
experiment.sample.molecule[0].short_nameIBB
experiment.sample.molecule[0].sequence> U=p-acetylphenylalanine. GCTNENANTPAARLHRFKNKGKDSTEMRRRRIEVNVELRKAKKDDQMLKRRNVSSFPDDATSPLQENRNNQGTVNWSVDDIVKGINSSNVENQLQATUA
experiment.sample.molecule[0].organismHomo sapiens
experiment.sample.molecule[0].uniprot_codeP52292
experiment.sample.molecule[0].uniprot_range_first3
experiment.sample.molecule[0].uniprot_range_last97
experiment.sample.molecule[0].oligomerizationmonomer
experiment.sample.molecule[0].molecular_typeprotein
experiment.sample.molecule[0].uniprot_sequenceMSTNENANTPAARLHRFKNKGKDSTEMRRRRIEVNVELRKAKKDDQMLKRRNVSSFPDDA TSPLQENRNNQGTVNWSVDDIVKGINSSNVENQLQATQAARKLLSREKQPPIDNIIRAGL IPKFVSFLGRTDCSPIQFESAWALTNIASGTSEQTKAVVDGGAIPAFISLLASPHAHISE QAVWALGNIAGDGSVFRDLVIKYGAVDPLLALLAVPDMSSLACGYLRNLTWTLSNLCRNK NPAPPIDAVEQILPTLVRLLHHDDPEVLADTCWAISYLTDGPNERIGMVVKTGVVPQLVK LLGASELPIVTPALRAIGNIVTGTDEQTQVVIDAGALAVFPSLLTNPKTNIQKEATWTMS NITAGRQDQIQQVVNHGLVPFLVSVLSKADFKTQKEAVWAVTNYTSGGTVEQIVYLVHCG IIEPLMNLLTAKDTKIILVILDAISNIFQAAEKLGETEKLSIMIEECGGLDKIEALQNHE NESVYKASLSLIEKYFSVEEEEDQNVVPETTSEGYTFQVQDGAPGTFNF
experiment.sample.molecule[0].mw11.275
experiment.sample.molecule[0].total_mw11.275
experiment.sample.molecule[0].number_molecules1
experiment.sample.molecule[0].complex_stateFalse
experiment.sample.molecule[0].deuterationnull
experiment.sample.molecule[0].molecule_sourcebiological
experiment.sample.molecule[0].molecule_descriptionnull
experiment.sample.buffer.namePBS, 10 mM DTT
experiment.sample.buffer.concentration_unitnull
experiment.sample.buffer.commentnull
experiment.sample.buffer.additivenull
experiment.sample.buffer.concentrationnull
experiment.sample.buffer.pkanull
experiment.sample.buffer.ph7.4
experiment.sample.buffer.deuterationnull
experiment.sample.purity_methodnull
experiment.sample.nameUnlabeled Importin Beta Binding domain (IBB) from importin subunit alpha-1 without denaturant
experiment.sample.ext_coefficientnull
experiment.sample.contrastnull
experiment.sample.specific_volnull
experiment.sample.dry_volnull
experiment.sample.absorbptionnull
experiment.sample.deuterationnull
experiment.sample.mixturenull
experiment.contributor[0].affiliation[0].short_namenull
experiment.contributor[0].affiliation[0].addressPrague, Czech Republic
experiment.contributor[0].affiliation[0].full_nameInstitute of Biotechnology CAS v.v.i.
experiment.contributor[0].affiliation[0].webpagehttp://www.ibt.cas.cz/
experiment.contributor[0].contributor_nameGustavo
experiment.contributor[0].contributor_surnameFuertes Vives
experiment.contributor[0].orcidhttps://orcid.org/0000-0002-8564-8644
experiment.concentration_methodnull
experiment.concentration_unitnull
experiment.date2013-12-08
experiment.storage_temperaturenull
experiment.cell_temperature23.0
experiment.exposure_time0.05
experiment.number_of_frames20
experiment.wavelength0.1
experiment.sample_detector_distance3.0
experiment.concentration_min1.0
experiment.concentration_max5.0
experiment.sample_volumenull
experiment.flow_ratenull
experiment.s_min0.028
experiment.s_max4.45
experiment.total_exposure_timenull
experiment.seccolumnnull
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fits[0].models[3].user359
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fits[0].softwareEOM/GAJOE
fits[0].chi_square_value1.006
fits[0].p_value0.560054
fits[0].fit_residual_plotSASDER2_fit1_fitresiduals_img.png
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fits[0].descriptionnull
estimated_volume_methodnull
pddf_softwareATSAS GNOM
pddf_software_version5.0
i0_calibration_standardnull
descriptionThe protein contains a penultimate non-canonical amino acid p-acetylphenylalanine (207 Da) that is represented as U (selenocysteine, 168 Da) in the amino acid sequence for the entry. Therefore, the calculated MW from sequence (MW(expected)) must be adjusted accordingly (ca. 40 Da).
experiment_descriptionnull
tags[0]idp
intensity_unitarbitrary
experimental_mw16.8
experimental_mw_errornull
guinier_i0_mwnull
guinier_i0_mw_errornull
porod_mwnull
porod_mw_errornull
pddf_i01135.0
pddf_i0_error9.6
guinier_i01160.5
guinier_i0_error10.6
pddf_rg3.177
pddf_rg_error0.03
guinier_rg3.2
guinier_rg_error0.2
pddf_dmax11.5
pddf_dmax_errornull
porod_volume29.86
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first16
guinier_point_last143
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDER2_datloglog_img.png
symmetrynull
last_modified2023-06-21T07:56:39.492710+02:00
bragg_peak[]
manifest.json:36 field values
Field pathRaw value
codeSASDER2
statussuccess
started_at2026-08-11T13:44:14.338386+00:00
finished_at2026-08-11T13:44:24.020190+00:00
source_last_modified2023-06-21T07:56:39.492710+02:00
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View the complete summary.json source
{
  "code": "SASDER2",
  "status": "Published",
  "type_of_curve": "Merged",
  "angular_unit": "1/nm",
  "project": {
    "title": "Decoupling of size and shape fluctuations in heteropolymeric sequences reconciles discrepancies in SAXS vs. FRET measurements.",
    "publication": {
      "title": "Decoupling of size and shape fluctuations in heteropolymeric sequences reconciles discrepancies in SAXS vs. FRET measurements.",
      "author_list": "Fuertes G, Banterle N, Ruff KM, Chowdhury A, Mercadante D, Koehler C, Kachala M, Estrada Girona G, Milles S, Mishra A, Onck PR, Gräter F, Esteban-Martín S, Pappu RV, Svergun DI, Lemke EA",
      "journal": "Proc Natl Acad Sci U S A",
      "doi": "10.1073/pnas.1704692114",
      "pmid": "28716919",
      "published_date": "2017 Aug 1"
    },
    "status": "released",
    "submitted_date": "2018-08-16",
    "released_date": "2018-08-18"
  },
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      },
      "name": "PETRA III",
      "city": "DESY; Hamburg",
      "country": "Germany",
      "beamline_name": "EMBL P12",
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      "type_of_source": "X-ray synchrotron",
      "point_source": null,
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    },
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        {
          "long_name": "Importin subunit alpha-1",
          "short_name": "IBB",
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          "organism": "Homo sapiens",
          "uniprot_code": "P52292",
          "uniprot_range_first": 3,
          "uniprot_range_last": 97,
          "oligomerization": "monomer",
          "molecular_type": "protein",
          "uniprot_sequence": "MSTNENANTPAARLHRFKNKGKDSTEMRRRRIEVNVELRKAKKDDQMLKRRNVSSFPDDA\nTSPLQENRNNQGTVNWSVDDIVKGINSSNVENQLQATQAARKLLSREKQPPIDNIIRAGL\nIPKFVSFLGRTDCSPIQFESAWALTNIASGTSEQTKAVVDGGAIPAFISLLASPHAHISE\nQAVWALGNIAGDGSVFRDLVIKYGAVDPLLALLAVPDMSSLACGYLRNLTWTLSNLCRNK\nNPAPPIDAVEQILPTLVRLLHHDDPEVLADTCWAISYLTDGPNERIGMVVKTGVVPQLVK\nLLGASELPIVTPALRAIGNIVTGTDEQTQVVIDAGALAVFPSLLTNPKTNIQKEATWTMS\nNITAGRQDQIQQVVNHGLVPFLVSVLSKADFKTQKEAVWAVTNYTSGGTVEQIVYLVHCG\nIIEPLMNLLTAKDTKIILVILDAISNIFQAAEKLGETEKLSIMIEECGGLDKIEALQNHE\nNESVYKASLSLIEKYFSVEEEEDQNVVPETTSEGYTFQVQDGAPGTFNF",
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          "total_mw": 11.275,
          "number_molecules": 1,
          "complex_state": false,
          "deuteration": null,
          "molecule_source": "biological",
          "molecule_description": null
        }
      ],
      "buffer": {
        "name": "PBS, 10 mM DTT",
        "concentration_unit": null,
        "comment": null,
        "additive": null,
        "concentration": null,
        "pka": null,
        "ph": 7.4,
        "deuteration": null
      },
      "purity_method": null,
      "name": "Unlabeled Importin Beta Binding domain (IBB) from importin subunit alpha-1 without denaturant",
      "ext_coefficient": null,
      "contrast": null,
      "specific_vol": null,
      "dry_vol": null,
      "absorbption": null,
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      "mixture": null
    },
    "contributor": [
      {
        "affiliation": [
          {
            "short_name": null,
            "address": "Prague, Czech Republic",
            "full_name": "Institute of Biotechnology CAS v.v.i.",
            "webpage": "http://www.ibt.cas.cz/"
          }
        ],
        "contributor_name": "Gustavo",
        "contributor_surname": "Fuertes Vives",
        "orcid": "https://orcid.org/0000-0002-8564-8644"
      }
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    "concentration_unit": null,
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    "wavelength": 0.1,
    "sample_detector_distance": 3.0,
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          "comment": "p-acetylphenylalanine was replaced with a cysteine.",
          "user": 359
        },
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          "model_plot": "https://www.sasbdb.org/media/pdb_file/images/SASDER2_fit1_model2_img.png",
          "software": "Other",
          "pdb_link": [],
          "model_title": null,
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          "comment": "p-acetylphenylalanine was replaced with a cysteine.",
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          "model_plot": "https://www.sasbdb.org/media/pdb_file/images/SASDER2_fit1_model4_img.png",
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  "last_modified": "2023-06-21T07:56:39.492710+02:00",
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}
View the complete manifest.json source
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