SASDCK9

Catalytic domain (AC) of B. Pertussis Adenylate Cyclase Toxin (CyaA)

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

The scattered intensities were displayed on an absolute scale (cm-1) using the scattering of water. Frames were examined individually and 20 identical frames were averaged and further processed. The corresponding concentration was 0.80 g/L. Three independent determinations of the molecular mass were obtained from the value of I(0)/c, where c is the protein concentration, and using the programs SAXSMow2 and ScÅtter3 available at the URLs http://saxs.ifsc.usp.br/ and https://bl1231.als.lbl.gov/scatter/, respectively. The average value is MWexperimental=40.2 ± 1.0 kDa. AC in solution: Top panel: Adjustment of the curve calculated from the crystal structure of AC extracted from the pdb dataset 1YRU (red curve) after missing loop addition using AllosModFoxs against experimental data (blue dots). chi2=2.57 Bottom panel: Adjustment obtained using AllosModFoxs by releasing residues 200-270 comprising helices F through H’ (red curve). Residues 200-270 correspond to the large yellow-light green loop seen in the model displayed on the right. chi2=1.36

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1. Samples, Components and Experimental Conditions Sample & Experiment

Sample 1 · Catalytic domain (AC) of B. Pertussis Adenylate Cyclase Toxin (CyaA)

Concentration— – — Buffer / pH20 mM Hepes, 150 mM NaCl, 4 mM CaCl2 / 7.4
Experimental temperature15.0 Facility / beamlineSOLEIL / SWING
Wavelength0.1 nmExposure1.5 s × 250

Molecular Components

ComponentType / organismUniProt and ConstructOligomeric StateMolecular weight
Bifunctional hemolysin/adenylate cyclase
View sequence
MQQSHQAGYANAADRESGIPAAVLDGIKAVAKEKNATLMFRLVNPHSTSLIAEGVATKGLGVHAKSSDWGLQAGYIPVNPNLSKLFGRAPEVIARADNDVNSSLAHGHTAVDLTLSKERLDYLRQAGLVTGMADGVVASNHAGYEQFEFRVKETSDGRYAVQYRRKGGDDFEAVKVIGNAAGIPLTADIDMFAIMPHLSNFRDSARSSVTSGDSVTDYLARTRRAASEATGGLDRERIDLLWKIARAGARSAVGTEARRQFRYDGDMNIGVITDFELEVRNALNRRAHAVGAQDVVQHGTEQNNPFPEADEKIFVVSATGESQMLTRGQLKEYIGQQRGEGYVFYENRAYGVAGKSLFDDGLGA
proteinBordetella pertussisP0DKX71–364monomerMolecule count 139.38 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
1773[3]0.00663373–0.399925 1/AHas uncertainty columnMissing 00sasbdb/entries/k9/sasdck9/source/SASDCK9.dat
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2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)9.10.5Å
i0Guinier0.02520.00021/cm
i0P(r)0.02520.00021/cm
mwExperimental40.2—kDa
mwGuinier I(0)38.62.0kDa
mwPorod40.1—kDa
porod_volumePorod60.2—ų
rgGuinier2.590.03Å
rgP(r)2.620.03Å

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, 150 mM NaCl, 4 mM CaCl2Buffer concentration—
pH7.4Additives—
Buffer description—
Purity measurement method—Extinction coefficient—
Absorbance—Scattering contrast—
Specific volume / dry volume— / —Mixture / deuteration— / —

Acquisition Conditions and Instrument

Measurement date2015-06-19Storage / measurement temperature10.0 / 15.0
Exposure time1.5Frames250
Wavelength0.1Sample-to-detector distance1.988
SourceX-ray synchrotronDetectorAVIEX PCCD170170
Facility / beamlineSOLEIL / SWING · Saint-Aubin, France
q range0.066 – 3.999Sample 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:182 field values
Field pathRaw value
codeSASDCK9
statusPublished
type_of_curveSEC-SAS
angular_unit1/A
project.titleCalmodulin fishing with a structurally disordered bait triggers CyaA catalysis.
project.publication.titleCalmodulin fishing with a structurally disordered bait triggers CyaA catalysis.
project.publication.author_listO'Brien DP, Durand D, Voegele A, Hourdel V, Davi M, Chamot-Rooke J, Vachette P, Brier S, Ladant D, Chenal A
project.publication.journalPLoS Biol
project.publication.doi10.1371/journal.pbio.2004486
project.publication.pmid29287065
project.publication.published_date2017 Dec
project.statusreleased
project.submitted_date2017-11-28
project.released_date2018-01-03
pddf_datahttps://www.sasbdb.org/media/p_of_R_files/SASDCK9.out
intensities_datahttps://www.sasbdb.org/media/intensities_files/SASDCK9.dat
intensities_log_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDCK9_dat_img.png
intensities_kratky_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDCK9_kratky_img.png
pddf_plothttps://www.sasbdb.org/media/p_of_R_files/pofr_images/SASDCK9_pofr_img.png
intensities_guinier_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDCK9_guinier_img.png
sascif_datahttps://www.sasbdb.org/media/sascif/sascif_files/SASDCK9.sascif
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_nameBifunctional hemolysin/adenylate cyclase
experiment.sample.molecule[0].short_nameAC domain from CyaA
experiment.sample.molecule[0].sequenceMQQSHQAGYANAADRESGIPAAVLDGIKAVAKEKNATLMFRLVNPHSTSLIAEGVATKGLGV HAKSSDWGLQAGYIPVNPNLSKLFGRAPEVIARADNDVNSSLAHGHTAVDLTLSKERLDYLR QAGLVTGMADGVVASNHAGYEQFEFRVKETSDGRYAVQYRRKGGDDFEAVKVIGNAAGIPLT ADIDMFAIMPHLSNFRDSARSSVTSGDSVTDYLARTRRAASEATGGLDRERIDLLWKIARAG ARSAVGTEARRQFRYDGDMNIGVITDFELEVRNALNRRAHAVGAQDVVQHGTEQNNPFPEAD EKIFVVSATGESQMLTRGQLKEYIGQQRGEGYVFYENRAYGVAGKSLFDDGLGA
experiment.sample.molecule[0].organismBordetella pertussis
experiment.sample.molecule[0].uniprot_codeP0DKX7
experiment.sample.molecule[0].uniprot_range_first1
experiment.sample.molecule[0].uniprot_range_last364
experiment.sample.molecule[0].oligomerizationmonomer
experiment.sample.molecule[0].molecular_typeprotein
experiment.sample.molecule[0].uniprot_sequenceMQQSHQAGYANAADRESGIPAAVLDGIKAVAKEKNATLMFRLVNPHSTSLIAEGVATKGL GVHAKSSDWGLQAGYIPVNPNLSKLFGRAPEVIARADNDVNSSLAHGHTAVDLTLSKERL DYLRQAGLVTGMADGVVASNHAGYEQFEFRVKETSDGRYAVQYRRKGGDDFEAVKVIGNA AGIPLTADIDMFAIMPHLSNFRDSARSSVTSGDSVTDYLARTRRAASEATGGLDRERIDL LWKIARAGARSAVGTEARRQFRYDGDMNIGVITDFELEVRNALNRRAHAVGAQDVVQHGT EQNNPFPEADEKIFVVSATGESQMLTRGQLKEYIGQQRGEGYVFYENRAYGVAGKSLFDD GLGAAPGVPSGRSKFSPDVLETVPASPGLRRPSLGAVERQDSGYDSLDGVGSRSFSLGEV SDMAAVEAAELEMTRQVLHAGARQDDAEPGVSGASAHWGQRALQGAQAVAAAQRLVHAIA LMTQFGRAGSTNTPQEAASLSAAVFGLGEASSAVAETVSGFFRGSSRWAGGFGVAGGAMA LGGGIAAAVGAGMSLTDDAPAGQKAAAGAEIALQLTGGTVELASSIALALAAARGVTSGL QVAGASAGAAAGALAAALSPMEIYGLVQQSHYADQLDKLAQESSAYGYEGDALLAQLYRD KTAAEGAVAGVSAVLSTVGAAVSIAAAASVVGAPVAVVTSLLTGALNGILRGVQQPIIEK LANDYARKIDELGGPQAYFEKNLQARHEQLANSDGLRKMLADLQAGWNASSVIGVQTTEI SKSALELAAITGNADNLKSVDVFVDRFVQGERVAGQPVVLDVAAGGIDIASRKGERPALT FITPLAAPGEEQRRRTKTGKSEFTTFVEIVGKQDRWRIRDGAADTTIDLAKVVSQLVDAN GVLKHSIKLDVIGGDGDDVVLANASRIHYDGGAGTNTVSYAALGRQDSITVSADGERFNV RKQLNNANVYREGVATQTTAYGKRTENVQYRHVELARVGQLVEVDTLEHVQHIIGGAGND SITGNAHDNFLAGGSGDDRLDGGAGNDTLVGGEGQNTVIGGAGDDVFLQDLGVWSNQLDG GAGVDTVKYNVHQPSEERLERMGDTGIHADLQKGTVEKWPALNLFSVDHVKNIENLHGSR LNDRIAGDDQDNELWGHDGNDTIRGRGGDDILRGGLGLDTLYGEDGNDIFLQDDETVSDD IDGGAGLDTVDYSAMIHPGRIVAPHEYGFGIEADLSREWVRKASALGVDYYDNVRNVENV IGTSMKDVLIGDAQANTLMGQGGDDTVRGGDGDDLLFGGDGNDMLYGDAGNDTLYGGLGD DTLEGGAGNDWFGQTQAREHDVLRGGDGVDTVDYSQTGAHAGIAAGRIGLGILADLGAGR VDKLGEAGSSAYDTVSGIENVVGTELADRITGDAQANVLRGAGGADVLAGGEGDDVLLGG DGDDQLSGDAGRDRLYGEAGDDWFFQDAANAGNLLDGGDGRDTVDFSGPGRGLDAGAKGV FLSLGKGFASLMDEPETSNVLRNIENAVGSARDDVLIGDAGANVLNGLAGNDVLSGGAGD DVLLGDEGSDLLSGDAGNDDLFGGQGDDTYLFGVGYGHDTIYESGGGHDTIRINAGADQL WFARQGNDLEIRILGTDDALTVHDWYRDADHRVEIIHAANQAVDQAGIEKLVEAMAQYPD PGAAAAAPPAARVPDTLMQSLAVNWR
experiment.sample.molecule[0].mw39.38
experiment.sample.molecule[0].total_mw39.38
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, 150 mM NaCl, 4 mM CaCl2
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.nameCatalytic domain (AC) of B. Pertussis Adenylate Cyclase Toxin (CyaA)
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].addressParis, France
experiment.contributor[0].affiliation[0].full_nameI2BC-CNRS
experiment.contributor[0].affiliation[0].webpagehttp://www.i2bc.paris-saclay.fr
experiment.contributor[0].contributor_nameDominique
experiment.contributor[0].contributor_surnameDURAND
experiment.contributor[0].orcidnull
experiment.concentration_methodnull
experiment.concentration_unitnull
experiment.date2015-06-19
experiment.storage_temperature10.0
experiment.cell_temperature15.0
experiment.exposure_time1.5
experiment.number_of_frames250
experiment.wavelength0.1
experiment.sample_detector_distance1.988
experiment.concentration_minnull
experiment.concentration_maxnull
experiment.sample_volumenull
experiment.flow_ratenull
experiment.s_min0.066
experiment.s_max3.999
experiment.total_exposure_timenull
experiment.seccolumnnull
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fits[0].models[0].softwareAllosMod
fits[0].models[0].pdb_link[0].pdb_code1yru
fits[0].models[0].pdb_link[0].ext_code1YRU
fits[0].models[0].pdb_link[0].ext_typepdb
fits[0].models[0].pdb_link[0].difference_with_modelderived
fits[0].models[0].model_titlenull
fits[0].models[0].type_of_modelmix
fits[0].models[0].software_versionnull
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fits[0].models[0].model_mw39.37
fits[0].models[0].bead_radius1.9
fits[0].models[0].lognull
fits[0].models[0].symmetrynull
fits[0].models[0].commentnull
fits[0].models[0].user262
fits[0].fit_unit1/A
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fits[0].softwareCRYSOL
fits[0].chi_square_value2.565
fits[0].p_value0.0
fits[0].fit_residual_plotfit4columns1199_fitresiduals_img.png
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fits[0].software_version2.8.3
fits[0].descriptionnull
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fits[1].models[0].pdb_link[]
fits[1].models[0].model_titlenull
fits[1].models[0].type_of_modelatomic
fits[1].models[0].software_versionnull
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fits[1].models[0].model_mw39.37
fits[1].models[0].bead_radius1.9
fits[1].models[0].lognull
fits[1].models[0].symmetrynull
fits[1].models[0].commentnull
fits[1].models[0].user262
fits[1].fit_unit1/A
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fits[1].softwareCRYSOL
fits[1].chi_square_value1.358
fits[1].p_value0.00072
fits[1].fit_residual_plotfit4columns1200_fitresiduals_img.png
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fits[1].fit_loghttps://www.sasbdb.org/media/fitting_files/log_files/AC_Model_AllosModFoxs00.log
fits[1].software_version2.8.3
fits[1].descriptionnull
estimated_volume_methodnull
pddf_softwareATSAS GNOM
pddf_software_version5.0
i0_calibration_standardnull
descriptionThe scattered intensities were displayed on an absolute scale (cm-1) using the scattering of water. Frames were examined individually and 20 identical frames were averaged and further processed. The corresponding concentration was 0.80 g/L. Three independent determinations of the molecular mass were obtained from the value of I(0)/c, where c is the protein concentration, and using the programs SAXSMow2 and ScÅtter3 available at the URLs http://saxs.ifsc.usp.br/ and https://bl1231.als.lbl.gov/scatter/, respectively. The average value is MWexperimental=40.2 ± 1.0 kDa. AC in solution: Top panel: Adjustment of the curve calculated from the crystal structure of AC extracted from the pdb dataset 1YRU (red curve) after missing loop addition using AllosModFoxs against experimental data (blue dots). chi2=2.57 Bottom panel: Adjustment obtained using AllosModFoxs by releasing residues 200-270 comprising helices F through H’ (red curve). Residues 200-270 correspond to the large yellow-light green loop seen in the model displayed on the right. chi2=1.36
experiment_descriptionSynchrotron SAXS data from solutions of the catalytic domain (AC) of B. Pertussis adenylate cyclase toxin (CyaA) in 20 mM HEPES, 150 mM NaCl, 4 mM CaCl2, pH 7.4 were collected on the SWING beam line at the SOLEIL storage ring (Saint-Aubin, France) using a CCD AVIEX detector at a sample-detector distance of 2.0 m and at a wavelength of λ = 0.1 nm (I(s) vs s, where s = 4πsin θ/λ and 2θ is the scattering angle). 250 successive 1.500 second frames were collected at at 15°C using size-exclusion chromatography SAXS.
tags[]
intensity_unit1/cm
experimental_mw40.2
experimental_mw_errornull
guinier_i0_mw38.6
guinier_i0_mw_error2.0
porod_mw40.1
porod_mw_errornull
pddf_i00.0252
pddf_i0_error0.0002
guinier_i00.0252
guinier_i0_error0.0002
pddf_rg2.62
pddf_rg_error0.03
guinier_rg2.59
guinier_rg_error0.03
pddf_dmax9.1
pddf_dmax_error0.5
porod_volume60.2
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first1
guinier_point_last66
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDCK9_datloglog_img.png
symmetrynull
last_modified2019-12-06T13:07:15.624532+01:00
bragg_peak[]
manifest.json:36 field values
Field pathRaw value
codeSASDCK9
statussuccess
started_at2026-08-11T16:16:14.110053+00:00
finished_at2026-08-11T16:16:28.280740+00:00
source_last_modified2019-12-06T13:07:15.624532+01:00
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View the complete summary.json source
{
  "code": "SASDCK9",
  "status": "Published",
  "type_of_curve": "SEC-SAS",
  "angular_unit": "1/A",
  "project": {
    "title": "Calmodulin fishing with a structurally disordered bait triggers CyaA catalysis.",
    "publication": {
      "title": "Calmodulin fishing with a structurally disordered bait triggers CyaA catalysis.",
      "author_list": "O'Brien DP, Durand D, Voegele A, Hourdel V, Davi M, Chamot-Rooke J, Vachette P, Brier S, Ladant D, Chenal A",
      "journal": "PLoS Biol",
      "doi": "10.1371/journal.pbio.2004486",
      "pmid": "29287065",
      "published_date": "2017 Dec"
    },
    "status": "released",
    "submitted_date": "2017-11-28",
    "released_date": "2018-01-03"
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  "pddf_data": "https://www.sasbdb.org/media/p_of_R_files/SASDCK9.out",
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      "name": "SOLEIL",
      "city": "Saint-Aubin",
      "country": "France",
      "beamline_name": "SWING",
      "beam_geometry": "",
      "type_of_source": "X-ray synchrotron",
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          "long_name": "Bifunctional hemolysin/adenylate cyclase",
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          "uniprot_code": "P0DKX7",
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          "oligomerization": "monomer",
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      "name": "Catalytic domain (AC) of B. Pertussis Adenylate Cyclase Toxin (CyaA)",
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        "affiliation": [
          {
            "short_name": null,
            "address": "Paris, France",
            "full_name": "I2BC-CNRS",
            "webpage": "http://www.i2bc.paris-saclay.fr"
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        "contributor_name": "Dominique",
        "contributor_surname": "DURAND",
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    "date": "2015-06-19",
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  "description": "The scattered intensities were displayed on an absolute scale (cm-1) using the scattering of water. Frames were examined individually and 20 identical frames were averaged and further processed. The corresponding concentration was 0.80 g/L.\r\nThree independent determinations of the molecular mass were obtained from the value of I(0)/c, where c is the protein concentration, and using the programs SAXSMow2 and ScÅtter3 available at the URLs http://saxs.ifsc.usp.br/ and https://bl1231.als.lbl.gov/scatter/, respectively. The average value is MWexperimental=40.2 ± 1.0 kDa.\r\n\r\nAC in solution: \r\nTop panel: Adjustment of the curve calculated from the crystal structure of AC extracted from the pdb dataset 1YRU (red curve) after missing loop addition using AllosModFoxs against experimental data (blue dots). chi2=2.57\r\nBottom panel: Adjustment obtained using AllosModFoxs by releasing residues 200-270 comprising helices F through H’ (red curve). Residues 200-270 correspond to the large yellow-light green loop seen in the model displayed on the right. chi2=1.36",
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  "last_modified": "2019-12-06T13:07:15.624532+01:00",
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View the complete manifest.json source
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