SASDXA9

Trypanosoma brucei gambiense, Variant Surface Glycoprotein (VSG) LiTat 1.3

Data type: SASBDB experimental data Status: Published Curve type: SEC-SAS Last updated: 2026-08-04T16:04:13.581695+02:00
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1. Samples, Components and Experimental Conditions Sample & Experiment

Sample 1 · Trypanosoma brucei gambiense, Variant Surface Glycoprotein (VSG) LiTat 1.3

Concentration— – 15.51 Buffer / pH20 mM HEPES, 150 mM NaCl, 3% glycerol / 7.4
Experimental temperature20.0 Facility / beamlineSOLEIL / SWING
Wavelength0.1 nmExposure0.75 s × 1000

Molecular Components

ComponentType / organismUniProt and ConstructOligomeric StateMolecular weight
Variant surface glycoprotein LiTat 1.3
View sequence
AVNGNVRAFNTLCSVIHIVKGEPQVDGTNIVTNVDEDIDAIRRLNLSLADDAMFETDFKATADDNKKPQEYQENREKWEADKKLIVAGKTDINGIKLKRIGSSHARQVASAVVNRSLKIAEELRKQLKSTATASAVIAELNKALYGAKGKETTVAGETYASSGTQGCGNNNPTSQKPGLSLLSDLVCLCATTLGTDTTCLGKAGTNLKYDSPTEAKKAAAELIKACPKHGKAAVTPGALTTAKALFYAALKDNGGSTQAENIILGSKNAATCDGGGNGDCIFYKPANADGMLDIPWLKAIDTAMELIKTAAAETKVNAKIAAQVSALRSTALAAYIQAEAGDKQDTQLADTPATVPTQTTTEGDCSQHQTSDKCKDPCKWDENNADKTKKCSLDPKKAVEKAGQDGITDSKCTGKEQKACKDGCKWDGTECKDSSILINKKFALSMVSAAFVALLF
proteinTrypanosoma brucei gambienseX5GEX5—–—trimerMolecule count 348.168 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
1975[3]0.00684141483–0.450150126 1/AHas uncertainty columnMissing 00sasbdb/entries/a9/sasdxa9/source/SASDXA9.dat
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2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)16.53—Å
i0Guinier0.43239—arbitrary
i0P(r)0.4361—arbitrary
mwExperimental142.25—kDa
mwPorod148.44—kDa
porod_volumePorod252.35—ų
rgGuinier4.8210.065Å
rgP(r)4.97—Å

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

Fit 1 · Other Bilbo-MD

χ²: 2.030716CorMap p: 0.0Unit: 1/A
ModelName / TypeSoftwareSymmetryModel MWPDB DeclarationSource file
1—atomicBILBOMD —137.1—Model Image
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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 name20 mM HEPES, 150 mM NaCl, 3% glycerolBuffer concentration—
pH7.4Additives—
Buffer description—
Purity measurement method—Extinction coefficient—
Absorbance—Scattering contrast—
Specific volume / dry volume— / —Mixture / deuteration— / —

Acquisition Conditions and Instrument

Measurement date2024-04-04Storage / measurement temperature10.0 / 20.0
Exposure time0.75Frames1000
Wavelength0.1Sample-to-detector distance2.0
SourceX-ray synchrotronDetectorEiger 4M
Facility / beamlineSOLEIL / SWING · Saint-Aubin, France
q range0.068 – 4.502Sample volume / flow rate80.0 / 0.2

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:151 field values
Field pathRaw value
codeSASDXA9
statusPublished
type_of_curveSEC-SAS
angular_unit1/A
project.titleTbgVSG LiTat 1p3
project.publicationnull
project.statusreleased
project.submitted_date2025-09-16
project.released_date2026-08-04
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sascif_datahttps://www.sasbdb.org/media/sascif/sascif_files/SASDXA9.sascif
experiment.instrument.detector.typenull
experiment.instrument.detector.nameEiger 4M
experiment.instrument.detector.resolution75.0
experiment.instrument.nameSOLEIL
experiment.instrument.citySaint-Aubin
experiment.instrument.countryFrance
experiment.instrument.beamline_nameSWING
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_nameVariant surface glycoprotein LiTat 1.3
experiment.sample.molecule[0].short_nameTbgVSG LiTat1.3
experiment.sample.molecule[0].sequenceAVNGNVRAFNTLCSVIHIVKGEPQVDGTNIVTNVDEDIDAIRRLNLSLADDAMFETDFKATADDNKKPQEYQENREKWEADKKLIVAGKTDINGIKLKRIGSSHARQVASAVVNRSLKIAEELRKQLKSTATASAVIAELNKALYGAKGKETTVAGETYASSGTQGCGNNNPTSQKPGLSLLSDLVCLCATTLGTDTTCLGKAGTNLKYDSPTEAKKAAAELIKACPKHGKAAVTPGALTTAKALFYAALKDNGGSTQAENIILGSKNAATCDGGGNGDCIFYKPANADGMLDIPWLKAIDTAMELIKTAAAETKVNAKIAAQVSALRSTALAAYIQAEAGDKQDTQLADTPATVPTQTTTEGDCSQHQTSDKCKDPCKWDENNADKTKKCSLDPKKAVEKAGQDGITDSKCTGKEQKACKDGCKWDGTECKDSSILINKKFALSMVSAAFVALLF
experiment.sample.molecule[0].organismTrypanosoma brucei gambiense
experiment.sample.molecule[0].uniprot_codeX5GEX5
experiment.sample.molecule[0].uniprot_range_firstnull
experiment.sample.molecule[0].uniprot_range_lastnull
experiment.sample.molecule[0].oligomerizationtrimer
experiment.sample.molecule[0].molecular_typeprotein
experiment.sample.molecule[0].uniprot_sequenceMSPVGAAFSLLLLAAMDLKIVSAAVNGNVRAFNTLCSVIHIVKGEPQVDGTNIVTNVDED IDAIRRLNLSLADDAMFETDFKATADDNKKPQEYQENREKWEADKKLIVAGKTDINGIKL KRIGSSHARQVASAVVNRSLKIAEELRKQLKSTATASAVIAELNKALYGAKGKETTVAGE TYASSGTQGCGNNNPTSQKPGLSLLSDLVCLCATTLGTDTTCLGKAGTNLKYDSPTEAKK AAAELIKACPKHGKAAVTPGALTTAKALFYAALKDNGGSTQAENIILGSKNAATCDGGGN GDCIFYKPANADGMLDIPWLKAIDTAMELIKTAAAETKVNAKIAAQVSALRSTALAAYIQ AEAGDKQDTQLADTPATVPTQTTTEGDCSQHQTSDKCKDPCKWDENNADKTKKCSLDPKK AVEKAGQDGITDSKCTGKEQKACKDGCKWDGTECKDSSILINKKFALSMVSAAFVALLF
experiment.sample.molecule[0].mw48.168
experiment.sample.molecule[0].total_mw144.504
experiment.sample.molecule[0].number_molecules3
experiment.sample.molecule[0].complex_stateFalse
experiment.sample.molecule[0].deuterationnull
experiment.sample.molecule[0].molecule_sourcebiological
experiment.sample.molecule[0].molecule_description
experiment.sample.buffer.name20 mM HEPES, 150 mM NaCl, 3% glycerol
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.nameTrypanosoma brucei gambiense, Variant Surface Glycoprotein (VSG) LiTat 1.3
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].addressnull
experiment.contributor[0].affiliation[0].full_nameUniversity of Antwerp
experiment.contributor[0].affiliation[0].webpagenull
experiment.contributor[0].contributor_nameYann
experiment.contributor[0].contributor_surnameSterckx
experiment.contributor[0].orcidhttps://orcid.org/0000-0002-7420-0983
experiment.concentration_methodnull
experiment.concentration_unitnull
experiment.date2024-04-04
experiment.storage_temperature10.0
experiment.cell_temperature20.0
experiment.exposure_time0.75
experiment.number_of_frames1000
experiment.wavelength0.1
experiment.sample_detector_distance2.0
experiment.concentration_minnull
experiment.concentration_max15.51
experiment.sample_volume80.0
experiment.flow_rate0.2
experiment.s_min0.068
experiment.s_max4.502
experiment.total_exposure_timenull
experiment.seccolumn43
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fits[0].softwareOther
fits[0].chi_square_value2.030716
fits[0].p_value0.0
fits[0].fit_residual_plotSASDXA9_fit1_fitfoxsresiduals_img.png
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fits[0].fit_lognull
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fits[0].description
estimated_volume_methodnull
pddf_softwareATSAS GNOM
pddf_software_version5.0
i0_calibration_standardnull
descriptionnull
experiment_descriptionnull
tags[]
intensity_unitarbitrary
experimental_mw142.25
experimental_mw_errornull
guinier_i0_mwnull
guinier_i0_mw_errornull
porod_mw148.44
porod_mw_errornull
pddf_i00.4361
pddf_i0_errornull
guinier_i00.43239
guinier_i0_errornull
pddf_rg4.97
pddf_rg_errornull
guinier_rg4.821
guinier_rg_error0.065
pddf_dmax16.53
pddf_dmax_errornull
porod_volume252.35
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first1
guinier_point_last44
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDXA9_datloglog_img.png
symmetrynull
last_modified2026-08-04T16:04:13.581695+02:00
bragg_peak[]
manifest.json:34 field values
Field pathRaw value
codeSASDXA9
statussuccess
started_at2026-08-11T16:10:16.658890+00:00
finished_at2026-08-11T16:10:28.244945+00:00
source_last_modified2026-08-04T16:04:13.581695+02:00
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View the complete summary.json source
{
  "code": "SASDXA9",
  "status": "Published",
  "type_of_curve": "SEC-SAS",
  "angular_unit": "1/A",
  "project": {
    "title": "TbgVSG LiTat 1p3",
    "publication": null,
    "status": "released",
    "submitted_date": "2025-09-16",
    "released_date": "2026-08-04"
  },
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  "experiment": {
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      "country": "France",
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      "beam_geometry": null,
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    },
    "sample": {
      "molecule": [
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          "long_name": "Variant surface glycoprotein LiTat 1.3",
          "short_name": "TbgVSG LiTat1.3",
          "sequence": "AVNGNVRAFNTLCSVIHIVKGEPQVDGTNIVTNVDEDIDAIRRLNLSLADDAMFETDFKATADDNKKPQEYQENREKWEADKKLIVAGKTDINGIKLKRIGSSHARQVASAVVNRSLKIAEELRKQLKSTATASAVIAELNKALYGAKGKETTVAGETYASSGTQGCGNNNPTSQKPGLSLLSDLVCLCATTLGTDTTCLGKAGTNLKYDSPTEAKKAAAELIKACPKHGKAAVTPGALTTAKALFYAALKDNGGSTQAENIILGSKNAATCDGGGNGDCIFYKPANADGMLDIPWLKAIDTAMELIKTAAAETKVNAKIAAQVSALRSTALAAYIQAEAGDKQDTQLADTPATVPTQTTTEGDCSQHQTSDKCKDPCKWDENNADKTKKCSLDPKKAVEKAGQDGITDSKCTGKEQKACKDGCKWDGTECKDSSILINKKFALSMVSAAFVALLF",
          "organism": "Trypanosoma brucei gambiense",
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          "uniprot_range_first": null,
          "uniprot_range_last": null,
          "oligomerization": "trimer",
          "molecular_type": "protein",
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          "number_molecules": 3,
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          "deuteration": null,
          "molecule_source": "biological",
          "molecule_description": ""
        }
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        "concentration_unit": null,
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        "pka": null,
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        "deuteration": null
      },
      "purity_method": null,
      "name": "Trypanosoma brucei gambiense, Variant Surface Glycoprotein (VSG) LiTat 1.3",
      "ext_coefficient": null,
      "contrast": null,
      "specific_vol": null,
      "dry_vol": null,
      "absorbption": null,
      "deuteration": null,
      "mixture": null
    },
    "contributor": [
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            "address": null,
            "full_name": "University of Antwerp",
            "webpage": null
          }
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        "contributor_name": "Yann",
        "contributor_surname": "Sterckx",
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    "concentration_method": null,
    "concentration_unit": null,
    "date": "2024-04-04",
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View the complete manifest.json source
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