8GN2

Crystal structure of PPBQ-bound photosystem II complex


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH6.12855% PEG1450, 20mM NaCl, 10mM CaCl2, 40mM MgSO4, 20mM MES buffer, pH 6.1, MICRO-BATCH METHOD UNDER OIL, temperature 285K
Crystal Properties
Matthews coefficientSolvent content
3.3363.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 124.018α = 90
b = 229.579β = 90
c = 287.18γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX225HE2021-04-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL41XU1.0SPring-8BL41XU

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.955098.70.061118.6758363137.38
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.952.0297.61.4650.7041.47

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE3wu21.9549.221.345831922924698.730.1540.15260.181453.07
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d24.8036
f_angle_d1.2142
f_chiral_restr0.0566
f_bond_d0.0082
f_plane_restr0.0066
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms41111
Nucleic Acid Atoms
Solvent Atoms3237
Heterogen Atoms10377

Software

Software
Software NamePurpose
XDSdata reduction
XDSdata scaling
MOLREPphasing
REFMACrefinement
PHENIXrefinement