7DVU

Crystal structure of heme sensor protein PefR in complex with heme and cyanide


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.529312%(w/v) PEG8000, 0.2 M ammonium sulfate, 0.1 M Tris-HCl
Crystal Properties
Matthews coefficientSolvent content
2.3647.97

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 69.837α = 90
b = 31.39β = 96.81
c = 77.397γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16Mmirrors2018-05-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL41XU1.00SPring-8BL41XU

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)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
12.138.4699.70.0540.0580.99914.366.4381903262.66
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.2298.70.7690.8360.9221.616.544

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT7DVR2.138.46953046399.930.22870.22640.2766RANDOM68.901
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]
0.89-1.891.93-2.3
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.232
r_dihedral_angle_4_deg25.646
r_dihedral_angle_3_deg18.859
r_dihedral_angle_1_deg5.617
r_angle_refined_deg1.483
r_chiral_restr0.112
r_bond_refined_d0.008
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1154
Nucleic Acid Atoms
Solvent Atoms17
Heterogen Atoms45

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
Cootmodel building
REFMACphasing
XDSdata reduction