7YQ2

Crystal structure of photosystem II expressing psbA2 gene only


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3WU2 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH62855% PEG 1450, 20mM NaCl, 10mM CaCl2, 40mM MgSO4, 20mM Mes BUFFER, pH 6.0, MICRO-BATCH METHOD UNDER OIL, TEMPARATURE 285K
Crystal Properties
Matthews coefficientSolvent content
3.2161.69

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 122.135α = 90
b = 228.172β = 90
c = 286.685γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2018-01-26MSINGLE 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)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
11.92099.60.0890.10.99811.034.962164432.12
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)
11.92.0199.71.2971.4530.6611.354.807

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 REPLACEMENTTHROUGHOUT3WU21.9201.356213333112199.720.15280.15120.184446.2203
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms41169
Nucleic Acid Atoms
Solvent Atoms3468
Heterogen Atoms10640

Software

Software
Software NamePurpose
XDSdata reduction
XSCALEdata scaling
MOLREPphasing
Cootmodel building
PHENIXrefinement
REFMACrefinement