SASDBU9

Terminally truncated human βB2-crystallin

Data type: SASBDB experimental data Status: Published Curve type: Single concentration Last updated: 2023-03-02T16:54:16.648202+01:00
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1. Samples, Components and Experimental Conditions Sample & Experiment

Sample 1 · Terminally truncated human βB2-crystallin

Concentration— – 1.75 mg/mlBuffer / pH25 mM NaPi, 5 mM DTT, 1 mM EDTA, / 6.5
Experimental temperature— Facility / beamlineAdvanced Photon Source (APS), Argonne National Laboratory / 12-ID-B SAXS/WAXS
Wavelength0.08856 nmExposure0.4 s × 30

Molecular Components

ComponentType / organismUniProt and ConstructOligomeric StateMolecular weight
Beta-crystallin B2
View sequence
>|TERMINALLYTRUNCATEDHUMANΒB2-CRYSTALLINMLNPKIIIFEQENFQGHSHELNGPCPNLKETGVEKAGSVLVQAGPWVGYEQANCKGEQFVFEKGEYPRWDSWTSSRRTDSLSSLRPIKVDSQEHKIILYENPNFTGKKMEIIDDDVPSFHAHGYQEKVSSVRVQSGTWVGYQYPGYRGLQYLLEKGDYKDSSDFGAPHPQVQSVRRIRDMQW
proteinHomo sapiensP4332015–195dimerMolecule count 220.911 kDa

Experimental Curves

CurvePoints / columnsq rangeUncertainty qualityNegative-intensity pointsSource file
1179[3]0.032312–0.449949 1/AHas uncertainty columnMissing 00sasbdb/entries/u9/sasdbu9/source/SASDBU9.dat
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2. Measurements Reported by SASBDB Reported Results

MetricMethodValueUncertaintyUnit
dmaxP(r)6.7—Å
i0Guinier0.0510.0004—
i0P(r)0.05130.0002—
mwExperimental38.6—kDa
mwPorod38.6—kDa
porod_volumePorod61.84—ų
rgGuinier2.090.019Å
rgP(r)2.0760.012Å

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 name25 mM NaPi, 5 mM DTT, 1 mM EDTA,Buffer concentration—
pH6.5Additives—
Buffer description—
Purity measurement method—Extinction coefficient—
Absorbance—Scattering contrast—
Specific volume / dry volume— / —Mixture / deuteration— / —

Acquisition Conditions and Instrument

Measurement date2015-03-20Storage / measurement temperature— / —
Exposure time0.4Frames30
Wavelength0.08856Sample-to-detector distance2.0
SourceX-ray synchrotronDetectorPilatus 2M
Facility / beamlineAdvanced Photon Source (APS), Argonne National Laboratory / 12-ID-B SAXS/WAXS · Lemont, IL, USA
q range0.323 – 4.499Sample 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
codeSASDBU9
statusPublished
type_of_curveSingle concentration
angular_unit1/A
project.titleHuman βB2-Crystallin Forms a Face-en-Face Dimer in Solution: An Integrated NMR and SAXS Study.
project.publication.titleHuman βB2-Crystallin Forms a Face-en-Face Dimer in Solution: An Integrated NMR and SAXS Study.
project.publication.author_listXi Z, Whitley MJ, Gronenborn AM
project.publication.journalStructure
project.publication.doi10.1016/j.str.2017.02.001
project.publication.pmid28238532
project.publication.published_date2017 Mar 7
project.statusreleased
project.submitted_date2017-01-17
project.released_date2017-03-21
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experiment.instrument.cityLemont, IL
experiment.instrument.countryUSA
experiment.instrument.beamline_name12-ID-B SAXS/WAXS
experiment.instrument.beam_geometrynull
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experiment.instrument.point_sourcenull
experiment.instrument.line_collimationnull
experiment.instrument.sample_path_lengthnull
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experiment.instrument.xray_energynull
experiment.instrument.beam_profile_ahnull
experiment.instrument.beam_profile_alnull
experiment.sample.molecule[0].long_nameBeta-crystallin B2
experiment.sample.molecule[0].short_namenull
experiment.sample.molecule[0].sequence>|terminally truncated human βB2-crystallin MLNPKIIIFEQENFQGHSHELNGPCPNLKETGVEKAGSVLVQAGPWVGYEQANCKGEQFVFEKGEYPRWDSWTSSRRTDSLSSLRPIKVDSQEHKIILYENPNFTGKKMEIIDDDVPSFHAHGYQEKVSSVRVQSGTWVGYQYPGYRGLQYLLEKGDYKDSSDFGAPHPQVQSVRRIRDMQW
experiment.sample.molecule[0].organismHomo sapiens
experiment.sample.molecule[0].uniprot_codeP43320
experiment.sample.molecule[0].uniprot_range_first15
experiment.sample.molecule[0].uniprot_range_last195
experiment.sample.molecule[0].oligomerizationdimer
experiment.sample.molecule[0].molecular_typeprotein
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experiment.sample.molecule[0].mw20.911
experiment.sample.molecule[0].total_mw41.822
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_descriptionnull
experiment.sample.buffer.name25 mM NaPi, 5 mM DTT, 1 mM EDTA,
experiment.sample.buffer.concentration_unitnull
experiment.sample.buffer.commentnull
experiment.sample.buffer.additivenull
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experiment.sample.buffer.pkanull
experiment.sample.buffer.ph6.5
experiment.sample.buffer.deuterationnull
experiment.sample.purity_methodnull
experiment.sample.nameTerminally truncated human βB2-crystallin
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].addressPittsburgh, PA USA
experiment.contributor[0].affiliation[0].full_nameUniversity of Pittsburgh
experiment.contributor[0].affiliation[0].webpagehttp://www.pitt.edu/
experiment.contributor[0].contributor_nameZhaoyong
experiment.contributor[0].contributor_surnameXi
experiment.contributor[0].orcidnull
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experiment.concentration_unitmg/ml
experiment.date2015-03-20
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descriptionnull
experiment_descriptionSynchrotron SAXS data from solutions of truncated human βB2-crystallin in 25 mM sodium phosphate, 5 mM DTT, 1 mM EDTA, pH 6.5, were collected on the 12ID-B SAXS/WAXS beam line at the Advanced Photon Source (APS, Argonne, IL, USA) using a Pilatus 2M detector at a sample-detector distance of 2 m and at a wavelength of λ = 0.08856 nm (I(s) vs s, where s = 4πsinθ/λ and 2θ is the scattering angle). Data were acquired over 30 successive 0.400 second frames from a sample at 1.75 mg/ml. The data were normalized to the intensity of the transmitted beam and radially averaged. The scattering of the radially-averaged solvent-blank was subtracted to produce the scattering profile displayed in this entry.
tags[]
intensity_unitnull
experimental_mw38.6
experimental_mw_errornull
guinier_i0_mwnull
guinier_i0_mw_errornull
porod_mw38.6
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symmetrynull
last_modified2023-03-02T16:54:16.648202+01:00
bragg_peak[]
manifest.json:36 field values
Field pathRaw value
codeSASDBU9
statussuccess
started_at2026-08-11T16:22:00.250041+00:00
finished_at2026-08-11T16:22:08.542248+00:00
source_last_modified2023-03-02T16:54:16.648202+01:00
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View the complete summary.json source
{
  "code": "SASDBU9",
  "status": "Published",
  "type_of_curve": "Single concentration",
  "angular_unit": "1/A",
  "project": {
    "title": "Human βB2-Crystallin Forms a Face-en-Face Dimer in Solution: An Integrated NMR and SAXS Study.",
    "publication": {
      "title": "Human βB2-Crystallin Forms a Face-en-Face Dimer in Solution: An Integrated NMR and SAXS Study.",
      "author_list": "Xi Z, Whitley MJ, Gronenborn AM",
      "journal": "Structure",
      "doi": "10.1016/j.str.2017.02.001",
      "pmid": "28238532",
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View the complete manifest.json source
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