SASDBT6

GppNHp bound form of full length ObgE from E.coli (ObgE_FL with GppNHp)

Data type: SASBDB experimental data Status: Published Curve type: Other Last updated: 2019-12-06T13:07:15.624532+01:00

The sample protein includes a C-terminal Strep-tag; frames corresponding to the peak in HPLC-SAXS run were averaged using DATAVER v0.2 (r3709)

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1. Samples, Components and Experimental Conditions Sample & Experiment

Sample 1 · GppNHp bound form of full length ObgE from E.coli (ObgE_FL with GppNHp)

Concentration10.0 – — Buffer / pH20 mM Hepes, 300 mM NaCl, 250 mM imidazole, 5 mM MgCl2, 2 mM DTT, 400 µM GppNHp / 7.5
Experimental temperature10.0 Facility / beamlineSOLEIL / SWING
Wavelength0.103 nmExposure2.8 s × 255

Molecular Components

ComponentType / organismUniProt and ConstructOligomeric StateMolecular weight
GTPase ObgE/CgtA
View sequence
MKFVDEASILVVAGDGGNGCVSFRREKYIPKGGPDGGDGGDGGDVWMEADENLNTLIDYRFEKSFRAERGQNGASRDCTGKRGKDVTIKVPVGTRVIDQGTGETMGDMTKHGQRLLVAKGGWHGLGNTRFKSSVNRTPRQKTNGTPGDKRELLLELMLLADVGMLGMPNAGKSTFIRAVSAAKPKVADYPFTTLVPSLGVVRMDNEKSFVVADIPGLIEGAAEGAGLGIRFLKHLERCRVLLHLIDIDPIDGTDPVENARIIISELELYSQDLATKPRWLVFNKIDLLDKVEAEEKAKAIAEALGWEDKYYLISAASGLGVKDLCWDVMTFIIENPVAQAEEAKQPEKVEFMWDDYHRQQLEEIAEEDDEDWDDDWDEDDEEGVEFIYKRSAWSHPQFEK
proteinEscherichia coliP426411–390monomerMolecule count 144.441 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
11077[3]0.006123442–0.5534663 1/AHas uncertainty columnMissing 015sasbdb/entries/t6/sasdbt6/source/SASDBT6.dat
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2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)14.51.0Å
i0Guinier0.032331.1e-05—
i0P(r)0.032467.4e-06—
mwExperimental57.2—kDa
mwPorod53.0—kDa
porod_volumePorod90.2—ų
rgGuinier3.660.003Å
rgP(r)3.760.002Å

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 name20 mM Hepes, 300 mM NaCl, 250 mM imidazole, 5 mM MgCl2, 2 mM DTT, 400 µM GppNHpBuffer concentration—
pH7.5Additives—
Buffer description—
Purity measurement method—Extinction coefficient—
Absorbance—Scattering contrast—
Specific volume / dry volume— / —Mixture / deuteration— / —

Acquisition Conditions and Instrument

Measurement date2015-06-17Storage / measurement temperature10.0 / 10.0
Exposure time2.8Frames255
Wavelength0.103Sample-to-detector distance1.987
SourceX-ray synchrotronDetectorAVIEX PCCD170170
Facility / beamlineSOLEIL / SWING · Saint-Aubin, France
q range0.061 – 5.535Sample 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:156 field values
Field pathRaw value
codeSASDBT6
statusPublished
type_of_curveOther
angular_unit1/A
project.titleStructural and biochemical analysis of <i>Escherichia coli</i> ObgE, a central regulator of bacterial persistence.
project.publication.titleStructural and biochemical analysis of <i>Escherichia coli</i> ObgE, a central regulator of bacterial persistence.
project.publication.author_listGkekas S, Singh RK, Shkumatov AV, Messens J, Fauvart M, Verstraeten N, Michiels J, Versées W
project.publication.journalJ Biol Chem
project.publication.doi10.1074/jbc.M116.761809
project.publication.pmid28223358
project.publication.published_date2017 Apr 7
project.statusreleased
project.submitted_date2016-09-28
project.released_date2017-02-23
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experiment.instrument.detector.typeCCD
experiment.instrument.detector.nameAVIEX PCCD170170
experiment.instrument.detector.resolutionnull
experiment.instrument.nameSOLEIL
experiment.instrument.citySaint-Aubin
experiment.instrument.countryFrance
experiment.instrument.beamline_nameSWING
experiment.instrument.beam_geometry
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_nameGTPase ObgE/CgtA
experiment.sample.molecule[0].short_nameObgE_FL
experiment.sample.molecule[0].sequenceMKFVDEASILVVAGDGGNGCVSFRREKYIPKGGPDGGDGGDGGDVWMEADENLNTLIDYRFEKSFRAERGQNGASRDCTGKRGKDVTIKVPVGTRVIDQGTGETMGDMTKHGQRLLVAKGGWHGLGNTRFKSSVNRTPRQKTNGTPGDKRELLLELMLLADVGMLGMPNAGKSTFIRAVSAAKPKVADYPFTTLVPSLGVVRMDNEKSFVVADIPGLIEGAAEGAGLGIRFLKHLERCRVLLHLIDIDPIDGTDPVENARIIISELELYSQDLATKPRWLVFNKIDLLDKVEAEEKAKAIAEALGWEDKYYLISAASGLGVKDLCWDVMTFIIENPVAQAEEAKQPEKVEFMWDDYHRQQLEEIAEEDDEDWDDDWDEDDEEGVEFIYKRSAWSHPQFEK
experiment.sample.molecule[0].organismEscherichia coli
experiment.sample.molecule[0].uniprot_codeP42641
experiment.sample.molecule[0].uniprot_range_first1
experiment.sample.molecule[0].uniprot_range_last390
experiment.sample.molecule[0].oligomerizationmonomer
experiment.sample.molecule[0].molecular_typeprotein
experiment.sample.molecule[0].uniprot_sequenceMKFVDEASILVVAGDGGNGCVSFRREKYIPKGGPDGGDGGDGGDVWMEADENLNTLIDYR FEKSFRAERGQNGASRDCTGKRGKDVTIKVPVGTRVIDQGTGETMGDMTKHGQRLLVAKG GWHGLGNTRFKSSVNRTPRQKTNGTPGDKRELLLELMLLADVGMLGMPNAGKSTFIRAVS AAKPKVADYPFTTLVPSLGVVRMDNEKSFVVADIPGLIEGAAEGAGLGIRFLKHLERCRV LLHLIDIDPIDGTDPVENARIIISELEKYSQDLATKPRWLVFNKIDLLDKVEAEEKAKAI AEALGWEDKYYLISAASGLGVKDLCWDVMTFIIENPVVQAEEAKQPEKVEFMWDDYHRQQ LEEIAEEDDEDWDDDWDEDDEEGVEFIYKR
experiment.sample.molecule[0].mw44.441
experiment.sample.molecule[0].total_mw44.441
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.name20 mM Hepes, 300 mM NaCl, 250 mM imidazole, 5 mM MgCl2, 2 mM DTT, 400 µM GppNHp
experiment.sample.buffer.concentration_unitnull
experiment.sample.buffer.commentnull
experiment.sample.buffer.additivenull
experiment.sample.buffer.concentrationnull
experiment.sample.buffer.pkanull
experiment.sample.buffer.ph7.5
experiment.sample.buffer.deuterationnull
experiment.sample.purity_methodnull
experiment.sample.nameGppNHp bound form of full length ObgE from E.coli (ObgE_FL with GppNHp)
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_nameVUB
experiment.contributor[0].affiliation[0].addressPleinlaan 2 1050 Brussel
experiment.contributor[0].affiliation[0].full_nameVrije Universiteit Brussel
experiment.contributor[0].affiliation[0].webpagehttp://www.vub.ac.be/
experiment.contributor[0].contributor_nameAlexander
experiment.contributor[0].contributor_surnameShkumatov
experiment.contributor[0].orcidnull
experiment.concentration_methodnull
experiment.concentration_unitnull
experiment.date2015-06-17
experiment.storage_temperature10.0
experiment.cell_temperature10.0
experiment.exposure_time2.8
experiment.number_of_frames255
experiment.wavelength0.103
experiment.sample_detector_distance1.987
experiment.concentration_min10.0
experiment.concentration_maxnull
experiment.sample_volumenull
experiment.flow_ratenull
experiment.s_min0.061
experiment.s_max5.535
experiment.total_exposure_timenull
experiment.seccolumnnull
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fits[0].models[0].comment
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fits[0].p_value0.0
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pddf_softwareATSAS GNOM
pddf_software_versionnull
i0_calibration_standardnull
descriptionThe sample protein includes a C-terminal Strep-tag; frames corresponding to the peak in HPLC-SAXS run were averaged using DATAVER v0.2 (r3709)
experiment_descriptionSynchrotron SAXS data from solutions of the GppNHp bound form of full length ObgE from E.coli (ObgE_FL with GppNHp) in 20 mM HEPES, 300 mM NaCl, 250 mM imidazole, 5 mM MgCl2, 2 mM DTT, 400 µM GppNHp, pH 7.5, were collected at the SWING beam line at the SOLEIL Synchrotron (Saint-Aubin, France) using a CCD AVIEX detector at a sample-detector distance of 2.0 m and at a wavelength of λ = 0.103 nm (I(s) vs s, where s = 4πsinθ/λ and 2θ is the scattering angle). Data collection was performed at at 10°C. 255 successive 2.8 second frames were collected through an HPLC-SEC elution peak. The data were normalized to the intensity of the transmitted beam and radially averaged; the scattering of the solvent-blank was subtracted and the different curves were scaled for protein concentration, then averaged to produce the final SAXS profile displayed in this entry.
tags[]
intensity_unitnull
experimental_mw57.2
experimental_mw_errornull
guinier_i0_mwnull
guinier_i0_mw_errornull
porod_mw53.0
porod_mw_errornull
pddf_i00.03246
pddf_i0_error7.4e-06
guinier_i00.03233
guinier_i0_error1.1e-05
pddf_rg3.76
pddf_rg_error0.002
guinier_rg3.66
guinier_rg_error0.003
pddf_dmax14.5
pddf_dmax_error1.0
porod_volume90.2
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first11
guinier_point_last47
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDBT6_datloglog_img.png
symmetrynull
last_modified2019-12-06T13:07:15.624532+01:00
bragg_peak[]
manifest.json:36 field values
Field pathRaw value
codeSASDBT6
statussuccess
started_at2026-08-11T15:15:21.855062+00:00
finished_at2026-08-11T15:15:29.989766+00:00
source_last_modified2019-12-06T13:07:15.624532+01:00
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View the complete summary.json source
{
  "code": "SASDBT6",
  "status": "Published",
  "type_of_curve": "Other",
  "angular_unit": "1/A",
  "project": {
    "title": "Structural and biochemical analysis of <i>Escherichia coli</i> ObgE, a central regulator of bacterial persistence.",
    "publication": {
      "title": "Structural and biochemical analysis of <i>Escherichia coli</i> ObgE, a central regulator of bacterial persistence.",
      "author_list": "Gkekas S, Singh RK, Shkumatov AV, Messens J, Fauvart M, Verstraeten N, Michiels J, Versées W",
      "journal": "J Biol Chem",
      "doi": "10.1074/jbc.M116.761809",
      "pmid": "28223358",
      "published_date": "2017 Apr 7"
    },
    "status": "released",
    "submitted_date": "2016-09-28",
    "released_date": "2017-02-23"
  },
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        "name": "AVIEX PCCD170170",
        "resolution": null
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      "city": "Saint-Aubin",
      "country": "France",
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      "beam_geometry": "",
      "type_of_source": "X-ray synchrotron",
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    },
    "sample": {
      "molecule": [
        {
          "long_name": "GTPase ObgE/CgtA",
          "short_name": "ObgE_FL",
          "sequence": "MKFVDEASILVVAGDGGNGCVSFRREKYIPKGGPDGGDGGDGGDVWMEADENLNTLIDYRFEKSFRAERGQNGASRDCTGKRGKDVTIKVPVGTRVIDQGTGETMGDMTKHGQRLLVAKGGWHGLGNTRFKSSVNRTPRQKTNGTPGDKRELLLELMLLADVGMLGMPNAGKSTFIRAVSAAKPKVADYPFTTLVPSLGVVRMDNEKSFVVADIPGLIEGAAEGAGLGIRFLKHLERCRVLLHLIDIDPIDGTDPVENARIIISELELYSQDLATKPRWLVFNKIDLLDKVEAEEKAKAIAEALGWEDKYYLISAASGLGVKDLCWDVMTFIIENPVAQAEEAKQPEKVEFMWDDYHRQQLEEIAEEDDEDWDDDWDEDDEEGVEFIYKRSAWSHPQFEK",
          "organism": "Escherichia coli",
          "uniprot_code": "P42641",
          "uniprot_range_first": 1,
          "uniprot_range_last": 390,
          "oligomerization": "monomer",
          "molecular_type": "protein",
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        "affiliation": [
          {
            "short_name": "VUB",
            "address": "Pleinlaan 2 1050 Brussel ",
            "full_name": "Vrije Universiteit Brussel",
            "webpage": "http://www.vub.ac.be/"
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    "concentration_unit": null,
    "date": "2015-06-17",
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View the complete manifest.json source
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