SASDX62

Fatty acyl-CoA synthetase FadD5 with 2 mM ATP

Data type: SASBDB experimental data Status: Published Curve type: Single concentration Last updated: 2025-03-07T11:04:38.342266+01:00
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1. Samples, Components and Experimental Conditions Sample & Experiment

Sample 1 · Fatty acyl-CoA synthetase FadD5 with 2 mM ATP

Concentration— – 4.0 Buffer / pH20 mM HEPES, 500 mM NaCl, 5 mM MgCl2, 1 mM β-mercaptoethanol, 2mM ATP / 7.5
Experimental temperature4.0 Facility / beamlineDiamond Light Source / B21
Wavelength0.09537 nmExposure1.0 s × 20

Molecular Components

ComponentType / organismUniProt and ConstructOligomeric StateMolecular weight
Probable fatty-acid-CoA ligase FadD5 (Fatty-acid-CoA synthetase) (Fatty-acid-CoA synthase)
View sequence
MGSSHHHHHHSQDPNSMTAQLASHLTRALTLAQQQPYLARRQNWVNQLERHAMMQPDAPALRFVGNTMTWADLRRRVAALAGALSGRGVGFGDRVMILMLNRTEFVESVLAANMIGAIAVPLNFRLTPTEIAVLVEDCVAHVMLTEAALAPVAIGVRNIQPLLSVIVVAGGSSQDSVFGYEDLLNEAGDVHEPVDIPNDSPALIMYTSGTTGRPKGAVLTHANLTGQAMTALYTSGANINSDVGFVGVPLFHIAGIGNMLTGLLLGLPTVIYPLGAFDPGQLLDVLEAEKVTGIFLVPAQWQAVCTEQQARPRDLRLRVLSWGAAPAPDALLRQMSATFPETQILAAFGQTEMSPVTCMLLGEDAIAKRGSVGRVIPTVAARVVDQNMNDVPVGEVGEIVYRAPTLMSCYWNNPEATAEAFAGGWFHSGDLVRMDSDGYVWVVDRKKDMIISGGENIYCAELENVLASHPDIAEVAVIGRADEKWGEVPIAVAAVTNDDLRIEDLGEFLTDRLARYKHPKALEIVDALPRNPAGKVLKTELRLRYGACVNVERRSASAGFTERRENRQKL
proteinMycobacterium tuberculosis (strain ATCC 25618 / H37Rv)O074111–554dimerMolecule count 261.719 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
11301[3]0.010115609–0.17988984 1/AHas uncertainty columnMissing 00sasbdb/entries/62/sasdx62/source/SASDX62.dat
▼

2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)12.1—Å
i0Guinier0.251016—arbitrary
mwExperimental129.0—kDa
mwPorod133.0—kDa
porod_volumePorod213.0—ų
rgGuinier3.5710.163Å

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

▼

3. Source Fits and Models Source Fits & Models

Fit 1 · FoXS

χ²: 1.102803CorMap p: 0.0Unit: 1/A

FadD5+ATP SAXS on FadD5 AF dimer

ModelName / TypeSoftwareSymmetryModel MWPDB DeclarationSource file
1—atomicAlphaFold —119.8—Model Image
▶

4. Source File Index Source Files

▶

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, 500 mM NaCl, 5 mM MgCl2, 1 mM β-mercaptoethanol, 2mM ATPBuffer concentration—
pH7.5Additives—
Buffer description—
Purity measurement method—Extinction coefficient—
Absorbance—Scattering contrast—
Specific volume / dry volume— / —Mixture / deuteration— / —

Acquisition Conditions and Instrument

Measurement date2022-10-20Storage / measurement temperature-80.0 / 4.0
Exposure time1.0Frames20
Wavelength0.09537Sample-to-detector distance3.721
SourceX-ray synchrotronDetectorEiger 4M
Facility / beamlineDiamond Light Source / B21 · Didcot, UK
q range0.101 – 1.799Sample 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

Downloadable Files

CategoryFileStatusSizeChecksumDownload and View
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pddfsasbdb/entries/62/sasdx62/source/SASDX62.outnot_listed——DownloadView source file
sascifsasbdb/entries/62/sasdx62/source/SASDX62.sascifnot_available——DownloadView source fileSource site
summarysasbdb/entries/62/sasdx62/source/summary.jsondownloaded826479f231113a2e9ed27859fbb7b48c8dda7ad37bcf63f48488903c73783b7dd30fDownloadView source fileSource site
curve:source record
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full_entry_zip:source record and ZIP contents (3 items)
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pddf:source record
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sascif:source record
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summary:source record
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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
codeSASDX62
statusPublished
type_of_curveSingle concentration
angular_unit1/A
project.titleStructural enzymological studies of the long chain fatty acyl-CoA synthetase FadD5 from the mce1 operon of Mycobacterium tuberculosis.
project.publication.titleStructural enzymological studies of the long chain fatty acyl-CoA synthetase FadD5 from the mce1 operon of Mycobacterium tuberculosis.
project.publication.author_listRahman MA, Dalwani S, Venkatesan R
project.publication.journalBiochem Biophys Res Commun
project.publication.doi10.1016/j.bbrc.2025.151960
project.publication.pmid40347623
project.publication.published_date2025 May 9
project.statusreleased
project.submitted_date2025-03-06
project.released_date2025-03-07
pddf_datanull
intensities_datahttps://www.sasbdb.org/media/intensities_files/SASDX62.dat
intensities_log_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDX62_dat_img.png
intensities_kratky_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDX62_kratky_img.png
pddf_plotnull
intensities_guinier_plothttps://www.sasbdb.org/media/intensities_files/scattering_plots/SASDX62_guinier_img.png
sascif_datahttps://www.sasbdb.org/media/sascif/sascif_files/SASDX62.sascif
experiment.instrument.detector.typenull
experiment.instrument.detector.nameEiger 4M
experiment.instrument.detector.resolution75.0
experiment.instrument.nameDiamond Light Source
experiment.instrument.cityDidcot
experiment.instrument.countryUK
experiment.instrument.beamline_nameB21
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_nameProbable fatty-acid-CoA ligase FadD5 (Fatty-acid-CoA synthetase) (Fatty-acid-CoA synthase)
experiment.sample.molecule[0].short_nameFadD5
experiment.sample.molecule[0].sequenceMGSSHHHHHHSQDPNSMTAQLASHLTRALTLAQQQPYLARRQNWVNQLERHAMMQPDAPALRFVGNTMTWADLRRRVAALAGALSGRGVGFGDRVMILMLNRTEFVESVLAANMIGAIAVPLNFRLTPTEIAVLVEDCVAHVMLTEAALAPVAIGVRNIQPLLSVIVVAGGSSQDSVFGYEDLLNEAGDVHEPVDIPNDSPALIMYTSGTTGRPKGAVLTHANLTGQAMTALYTSGANINSDVGFVGVPLFHIAGIGNMLTGLLLGLPTVIYPLGAFDPGQLLDVLEAEKVTGIFLVPAQWQAVCTEQQARPRDLRLRVLSWGAAPAPDALLRQMSATFPETQILAAFGQTEMSPVTCMLLGEDAIAKRGSVGRVIPTVAARVVDQNMNDVPVGEVGEIVYRAPTLMSCYWNNPEATAEAFAGGWFHSGDLVRMDSDGYVWVVDRKKDMIISGGENIYCAELENVLASHPDIAEVAVIGRADEKWGEVPIAVAAVTNDDLRIEDLGEFLTDRLARYKHPKALEIVDALPRNPAGKVLKTELRLRYGACVNVERRSASAGFTERRENRQKL
experiment.sample.molecule[0].organismMycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
experiment.sample.molecule[0].uniprot_codeO07411
experiment.sample.molecule[0].uniprot_range_first1
experiment.sample.molecule[0].uniprot_range_last554
experiment.sample.molecule[0].oligomerizationdimer
experiment.sample.molecule[0].molecular_typeprotein
experiment.sample.molecule[0].uniprot_sequenceMTAQLASHLTRALTLAQQQPYLARRQNWVNQLERHAMMQPDAPALRFVGNTMTWADLRRR VAALAGALSGRGVGFGDRVMILMLNRTEFVESVLAANMIGAIAVPLNFRLTPTEIAVLVE DCVAHVMLTEAALAPVAIGVRNIQPLLSVIVVAGGSSQDSVFGYEDLLNEAGDVHEPVDI PNDSPALIMYTSGTTGRPKGAVLTHANLTGQAMTALYTSGANINSDVGFVGVPLFHIAGI GNMLTGLLLGLPTVIYPLGAFDPGQLLDVLEAEKVTGIFLVPAQWQAVCTEQQARPRDLR LRVLSWGAAPAPDALLRQMSATFPETQILAAFGQTEMSPVTCMLLGEDAIAKRGSVGRVI PTVAARVVDQNMNDVPVGEVGEIVYRAPTLMSCYWNNPEATAEAFAGGWFHSGDLVRMDS DGYVWVVDRKKDMIISGGENIYCAELENVLASHPDIAEVAVIGRADEKWGEVPIAVAAVT NDDLRIEDLGEFLTDRLARYKHPKALEIVDALPRNPAGKVLKTELRLRYGACVNVERRSA SAGFTERRENRQKL
experiment.sample.molecule[0].mw61.719
experiment.sample.molecule[0].total_mw123.438
experiment.sample.molecule[0].number_molecules2
experiment.sample.molecule[0].complex_stateFalse
experiment.sample.molecule[0].deuterationnull
experiment.sample.molecule[0].molecule_sourcebiological
experiment.sample.molecule[0].molecule_descriptionThe protein construct used for SAXS contains an additional 16 non-native amino acids at the N-terminus, including a polyhistidine tag (MGSSHHHHHHSQDPNS).
experiment.sample.buffer.name20 mM HEPES, 500 mM NaCl, 5 mM MgCl2, 1 mM β-mercaptoethanol, 2mM ATP
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.nameFatty acyl-CoA synthetase FadD5 with 2 mM ATP
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].addressFinland
experiment.contributor[0].affiliation[0].full_nameUniversity of Oulu
experiment.contributor[0].affiliation[0].webpagehttps://www.oulu.fi
experiment.contributor[0].contributor_nameRajaram
experiment.contributor[0].contributor_surnameVenkatesan
experiment.contributor[0].orcidhttps://orcid.org/0000-0002-7257-1211
experiment.concentration_methodnull
experiment.concentration_unitnull
experiment.date2022-10-20
experiment.storage_temperature-80.0
experiment.cell_temperature4.0
experiment.exposure_time1.0
experiment.number_of_frames20
experiment.wavelength0.09537
experiment.sample_detector_distance3.721
experiment.concentration_minnull
experiment.concentration_max4.0
experiment.sample_volumenull
experiment.flow_ratenull
experiment.s_min0.101
experiment.s_max1.799
experiment.total_exposure_timenull
experiment.seccolumnnull
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fits[0].models[0].softwareAlphaFold
fits[0].models[0].pdb_link[]
fits[0].models[0].model_titlenull
fits[0].models[0].type_of_modelatomic
fits[0].models[0].software_versionnull
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fits[0].models[0].model_mw119.8
fits[0].models[0].bead_radiusnull
fits[0].models[0].lognull
fits[0].models[0].symmetrynull
fits[0].models[0].commentnull
fits[0].models[0].user1198
fits[0].fit_unit1/A
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fits[0].softwareFoXS
fits[0].chi_square_value1.102803
fits[0].p_value0.0
fits[0].fit_residual_plotSASDX62_fit1_fitresiduals_img.png
fits[0].fit_datahttps://www.sasbdb.org/media/fitting_files/SASDX62_fit1.fit
fits[0].fit_lognull
fits[0].software_versionnull
fits[0].descriptionFadD5+ATP SAXS on FadD5 AF dimer
estimated_volume_methodnull
pddf_softwarenull
pddf_software_versionnull
i0_calibration_standardnull
descriptionnull
experiment_descriptionSynchrotron SAXS data from solutions of Fatty acyl-CoA synthetase in 20 mM HEPES, 500 mM NaCl, 5 mM MgCl2, 1 mM β-mercaptoethanol, 2mM ATP, pH 7.5 were collected on the B21 beam line at the Diamond Light Source (Didcot, UK) using a Eiger 4M detector at a sample-detector distance of 3.72 m and at a wavelength of λ = 0.09537 nm (I(s) vs s, where s = 4πsinθ/λ, and 2θ is the scattering angle). One solute concentration of 4.00 mg/ml was measured at 4°C. 20 successive 1 s frames were collected. The data were normalized to the intensity of the transmitted beam and radially averaged; the scattering of the solvent-blank was subtracted.
tags[]
intensity_unitarbitrary
experimental_mw129.0
experimental_mw_errornull
guinier_i0_mwnull
guinier_i0_mw_errornull
porod_mw133.0
porod_mw_errornull
pddf_i0null
pddf_i0_errornull
guinier_i00.251016
guinier_i0_errornull
pddf_rgnull
pddf_rg_errornull
guinier_rg3.571
guinier_rg_error0.163
pddf_dmax12.1
pddf_dmax_errornull
porod_volume213.0
porod_volume_errornull
estimated_volumenull
estimated_volume_errornull
guinier_point_first24
guinier_point_last202
pddf_point_firstnull
pddf_point_lastnull
i0_calibration_standard_datanull
intensities_log_log_plotSASDX62_datloglog_img.png
symmetrynull
last_modified2025-03-07T11:04:38.342266+01:00
bragg_peak[]
manifest.json:31 field values
Field pathRaw value
codeSASDX62
statussuccess
started_at2026-08-11T13:31:44.541736+00:00
finished_at2026-08-11T13:31:51.457373+00:00
source_last_modified2025-03-07T11:04:38.342266+01:00
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View the complete summary.json source
{
  "code": "SASDX62",
  "status": "Published",
  "type_of_curve": "Single concentration",
  "angular_unit": "1/A",
  "project": {
    "title": "Structural enzymological studies of the long chain fatty acyl-CoA synthetase FadD5 from the mce1 operon of Mycobacterium tuberculosis.",
    "publication": {
      "title": "Structural enzymological studies of the long chain fatty acyl-CoA synthetase FadD5 from the mce1 operon of Mycobacterium tuberculosis.",
      "author_list": "Rahman MA, Dalwani S, Venkatesan R",
      "journal": "Biochem Biophys Res Commun",
      "doi": "10.1016/j.bbrc.2025.151960",
      "pmid": "40347623",
      "published_date": "2025 May 9"
    },
    "status": "released",
    "submitted_date": "2025-03-06",
    "released_date": "2025-03-07"
  },
  "pddf_data": null,
  "intensities_data": "https://www.sasbdb.org/media/intensities_files/SASDX62.dat",
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  "pddf_plot": null,
  "intensities_guinier_plot": "https://www.sasbdb.org/media/intensities_files/scattering_plots/SASDX62_guinier_img.png",
  "sascif_data": "https://www.sasbdb.org/media/sascif/sascif_files/SASDX62.sascif",
  "experiment": {
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        "name": "Eiger 4M",
        "resolution": 75.0
      },
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      "city": "Didcot",
      "country": "UK",
      "beamline_name": "B21",
      "beam_geometry": null,
      "type_of_source": "X-ray synchrotron",
      "point_source": null,
      "line_collimation": null,
      "sample_path_length": null,
      "line_collimation_slitlength": null,
      "line_collimation_integrationwidth": null,
      "xray_energy": null,
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      "beam_profile_al": null
    },
    "sample": {
      "molecule": [
        {
          "long_name": "Probable fatty-acid-CoA ligase FadD5 (Fatty-acid-CoA synthetase) (Fatty-acid-CoA synthase)",
          "short_name": "FadD5",
          "sequence": "MGSSHHHHHHSQDPNSMTAQLASHLTRALTLAQQQPYLARRQNWVNQLERHAMMQPDAPALRFVGNTMTWADLRRRVAALAGALSGRGVGFGDRVMILMLNRTEFVESVLAANMIGAIAVPLNFRLTPTEIAVLVEDCVAHVMLTEAALAPVAIGVRNIQPLLSVIVVAGGSSQDSVFGYEDLLNEAGDVHEPVDIPNDSPALIMYTSGTTGRPKGAVLTHANLTGQAMTALYTSGANINSDVGFVGVPLFHIAGIGNMLTGLLLGLPTVIYPLGAFDPGQLLDVLEAEKVTGIFLVPAQWQAVCTEQQARPRDLRLRVLSWGAAPAPDALLRQMSATFPETQILAAFGQTEMSPVTCMLLGEDAIAKRGSVGRVIPTVAARVVDQNMNDVPVGEVGEIVYRAPTLMSCYWNNPEATAEAFAGGWFHSGDLVRMDSDGYVWVVDRKKDMIISGGENIYCAELENVLASHPDIAEVAVIGRADEKWGEVPIAVAAVTNDDLRIEDLGEFLTDRLARYKHPKALEIVDALPRNPAGKVLKTELRLRYGACVNVERRSASAGFTERRENRQKL",
          "organism": "Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)",
          "uniprot_code": "O07411",
          "uniprot_range_first": 1,
          "uniprot_range_last": 554,
          "oligomerization": "dimer",
          "molecular_type": "protein",
          "uniprot_sequence": "MTAQLASHLTRALTLAQQQPYLARRQNWVNQLERHAMMQPDAPALRFVGNTMTWADLRRR\nVAALAGALSGRGVGFGDRVMILMLNRTEFVESVLAANMIGAIAVPLNFRLTPTEIAVLVE\nDCVAHVMLTEAALAPVAIGVRNIQPLLSVIVVAGGSSQDSVFGYEDLLNEAGDVHEPVDI\nPNDSPALIMYTSGTTGRPKGAVLTHANLTGQAMTALYTSGANINSDVGFVGVPLFHIAGI\nGNMLTGLLLGLPTVIYPLGAFDPGQLLDVLEAEKVTGIFLVPAQWQAVCTEQQARPRDLR\nLRVLSWGAAPAPDALLRQMSATFPETQILAAFGQTEMSPVTCMLLGEDAIAKRGSVGRVI\nPTVAARVVDQNMNDVPVGEVGEIVYRAPTLMSCYWNNPEATAEAFAGGWFHSGDLVRMDS\nDGYVWVVDRKKDMIISGGENIYCAELENVLASHPDIAEVAVIGRADEKWGEVPIAVAAVT\nNDDLRIEDLGEFLTDRLARYKHPKALEIVDALPRNPAGKVLKTELRLRYGACVNVERRSA\nSAGFTERRENRQKL",
          "mw": 61.719,
          "total_mw": 123.438,
          "number_molecules": 2,
          "complex_state": false,
          "deuteration": null,
          "molecule_source": "biological",
          "molecule_description": "The protein construct used for SAXS contains an additional 16 non-native amino acids at the N-terminus, including a polyhistidine tag (MGSSHHHHHHSQDPNS)."
        }
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View the complete manifest.json source
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