SASDCL9

Catalytic domain (AC) of B. Pertussis Adenylate Cyclase Toxin (CyaA) in complex with calmodulin

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 0.82 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 The average value is MWexperimental=56.3 kDa. AC-CAM complex: Top panel: Comparison of the experimental data (blue dots) with the calculated scattering pattern (red line) of the BUNCH model shown on the right. chi2=1.96. Each CaM domain were handled as rigid bodies while the program searches an optimal conformation of the inter-domain helix of CaM. Bottom panel: Typical ensemble of conformations describing the AC:CaM complex, obtained using the program EOM and displayed after superimposition of the AC moiety of each conformation. chi2=1.41. The corresponding scattering curve is shown in red superimposed over experimental data (blue dots).

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1. Samples, Components and Experimental Conditions Sample & Experiment

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

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
Calmodulin
View sequence
MADQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNGTIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVQMMTAK
proteinHomo sapiensP62158—–—monomerMolecule count 116.837 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
1775[3]0.00612344–0.400433 1/AHas uncertainty columnMissing 00sasbdb/entries/l9/sasdcl9/source/SASDCL9.dat
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2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)9.80.5Å
i0Guinier0.03830.00031/cm
i0P(r)0.03830.00031/cm
mwExperimental56.3—kDa
mwGuinier I(0)56.33.0kDa
mwPorod51.9—kDa
porod_volumePorod77.9—ų
rgGuinier2.920.03Å
rgP(r)2.970.03Å

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 distance1.987
SourceX-ray synchrotronDetectorAVIEX PCCD170170
Facility / beamlineSOLEIL / SWING · Saint-Aubin, France
q range0.061 – 4.004Sample 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:196 field values
Field pathRaw value
codeSASDCL9
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/SASDCL9.out
intensities_datahttps://www.sasbdb.org/media/intensities_files/SASDCL9.dat
intensities_log_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDCL9_dat_img.png
intensities_kratky_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDCL9_kratky_img.png
pddf_plothttps://www.sasbdb.org/media/p_of_R_files/pofr_images/SASDCL9_pofr_img.png
intensities_guinier_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDCL9_guinier_img.png
sascif_datahttps://www.sasbdb.org/media/sascif/sascif_files/SASDCL9.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.molecule[1].long_nameCalmodulin
experiment.sample.molecule[1].short_nameCaM
experiment.sample.molecule[1].sequenceMADQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNG TIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDE MIREADIDGDGQVNYEEFVQMMTAK
experiment.sample.molecule[1].organismHomo sapiens
experiment.sample.molecule[1].uniprot_codeP62158
experiment.sample.molecule[1].uniprot_range_firstnull
experiment.sample.molecule[1].uniprot_range_lastnull
experiment.sample.molecule[1].oligomerizationmonomer
experiment.sample.molecule[1].molecular_typeprotein
experiment.sample.molecule[1].uniprot_sequencenull
experiment.sample.molecule[1].mw16.837
experiment.sample.molecule[1].total_mw16.837
experiment.sample.molecule[1].number_molecules1
experiment.sample.molecule[1].complex_stateFalse
experiment.sample.molecule[1].deuterationnull
experiment.sample.molecule[1].molecule_sourcebiological
experiment.sample.molecule[1].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) in complex with calmodulin
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_distance1.987
experiment.concentration_minnull
experiment.concentration_maxnull
experiment.sample_volumenull
experiment.flow_ratenull
experiment.s_min0.061
experiment.s_max4.004
experiment.total_exposure_timenull
experiment.seccolumnnull
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fits[0].models[0].softwareBUNCH
fits[0].models[0].pdb_link[]
fits[0].models[0].model_titlenull
fits[0].models[0].type_of_modelmix
fits[0].models[0].software_version08
fits[0].models[0].model_datahttps://www.sasbdb.org/media/pdb_file/SASDCL9_fit1_model1.pdb
fits[0].models[0].model_mw56.3
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_value1.956
fits[0].p_value0.0
fits[0].fit_residual_plotfit4columns1207_fitresiduals_img.png
fits[0].fit_datahttps://www.sasbdb.org/media/fitting_files/SASDCL9_fit1.fit
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fits[0].software_version2.8.3
fits[0].descriptionnull
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fits[1].models[0].softwareEOM/RANCH
fits[1].models[0].pdb_link[]
fits[1].models[0].model_titlenull
fits[1].models[0].type_of_modelatomic
fits[1].models[0].software_version2.1
fits[1].models[0].model_datahttps://www.sasbdb.org/media/pdb_file/SASDCL9_fit2_model1.pdb
fits[1].models[0].model_mw563.0
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
fits[1].fit_plothttps://www.sasbdb.org/media/fitting_files/scattering_plots/SASDCL9_fit2_fit_img.png
fits[1].softwareEOM/GAJOE
fits[1].chi_square_value1.41
fits[1].p_value0.000713
fits[1].fit_residual_plotfit4columns1209_fitresiduals_img.png
fits[1].fit_datahttps://www.sasbdb.org/media/fitting_files/SASDCL9_fit2.fit
fits[1].fit_loghttps://www.sasbdb.org/media/fitting_files/log_files/logFile_Ensemble_VmzgjMW.log
fits[1].software_version2.1
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 0.82 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 The average value is MWexperimental=56.3 kDa. AC-CAM complex: Top panel: Comparison of the experimental data (blue dots) with the calculated scattering pattern (red line) of the BUNCH model shown on the right. chi2=1.96. Each CaM domain were handled as rigid bodies while the program searches an optimal conformation of the inter-domain helix of CaM. Bottom panel: Typical ensemble of conformations describing the AC:CaM complex, obtained using the program EOM and displayed after superimposition of the AC moiety of each conformation. chi2=1.41. The corresponding scattering curve is shown in red superimposed over experimental data (blue dots).
experiment_descriptionSynchrotron SAXS data from solutions of the catalytic domain (AC) of B. Pertussis adenylate cyclase toxin (CyaA) in complex with calmodulin 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_mw56.3
experimental_mw_errornull
guinier_i0_mw56.3
guinier_i0_mw_error3.0
porod_mw51.9
porod_mw_errornull
pddf_i00.0383
pddf_i0_error0.0003
guinier_i00.0383
guinier_i0_error0.0003
pddf_rg2.97
pddf_rg_error0.03
guinier_rg2.92
guinier_rg_error0.03
pddf_dmax9.8
pddf_dmax_error0.5
porod_volume77.9
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first1
guinier_point_last58
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDCL9_datloglog_img.png
symmetrynull
last_modified2019-12-06T13:07:15.624532+01:00
bragg_peak[]
manifest.json:36 field values
Field pathRaw value
codeSASDCL9
statussuccess
started_at2026-08-11T16:16:56.448601+00:00
finished_at2026-08-11T16:17:07.470356+00:00
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View the complete summary.json source
{
  "code": "SASDCL9",
  "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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      "country": "France",
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      "beam_geometry": "",
      "type_of_source": "X-ray synchrotron",
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      "name": "Catalytic domain (AC) of B. Pertussis Adenylate Cyclase Toxin (CyaA) in complex with calmodulin",
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        "affiliation": [
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            "short_name": null,
            "address": "Paris, France",
            "full_name": "I2BC-CNRS",
            "webpage": "http://www.i2bc.paris-saclay.fr"
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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 0.82 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 The average value is MWexperimental=56.3 kDa.\r\nAC-CAM complex: \r\nTop panel: Comparison of the experimental data (blue dots) with the calculated scattering pattern (red line) of the BUNCH model shown on the right. chi2=1.96. Each CaM domain were handled as rigid bodies while the program searches an optimal conformation of the inter-domain helix of CaM.\r\nBottom panel: Typical ensemble of conformations describing the AC:CaM complex, obtained using the program EOM and displayed after superimposition of the AC moiety of each conformation. chi2=1.41. The corresponding scattering curve is shown in red superimposed over experimental data (blue dots).",
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View the complete manifest.json source
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