5G39

PsbO subunit of Photosystem II, beta barrel domain at 297K, pH 6


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION6VAPOR DIFFUSION 30 MG/ML PROTEIN, 0.1 M MES-NA PH 6, 0.2 M CALCIUM ACETATE, 30% PEG 400, 0.01 M TCEP
Crystal Properties
Matthews coefficientSolvent content
2.2144.3

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.71α = 90
b = 55.71β = 90
c = 194.54γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray297CCDMARRESEARCHMIRRORS2015-09-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.3BESSY14.3

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
11.521.131000.1220.9724.529709218.23
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.51.551001.6924.9

Refinement

Statistics
Diffraction IDStructure Solution 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 REPLACEMENTPDB ENTRY 3WU21.521.7151.3629703148599.950.15450.15290.183328.61
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_d19.345
f_angle_d1.099
f_chiral_restr0.082
f_bond_d0.011
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1309
Nucleic Acid Atoms
Solvent Atoms68
Heterogen Atoms1

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing