3QFB

Crystal structure of the human thioredoxin reductase-thioredoxin complex


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.6297.1515% PEG 4000, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 297.15K
Crystal Properties
Matthews coefficientSolvent content
2.2846.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 71.27α = 90
b = 121.7β = 95.33
c = 73.89γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2008-12-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA1.0000SLSX10SA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.65099.90.13211.157.343866038626-343.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3QFA2.649.073866038626231899.80.2350.2350.297RANDOM52.7
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
7.23-4.32-6.32-0.92
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d23.2
c_scangle_it2.8
c_mcangle_it2.45
c_scbond_it1.8
c_mcbond_it1.41
c_angle_deg1.3
c_improper_angle_d0.83
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9238
Nucleic Acid Atoms
Solvent Atoms241
Heterogen Atoms142

Software

Software
Software NamePurpose
MOSFLMdata reduction
CNSrefinement
XDSdata reduction
XDSdata scaling
CNSphasing