4PJ0

Structure of T.elongatus Photosystem II, rows of dimers crystal packing


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1EVAPORATION7.5293Batch crystallisation: 2 mM Chl a equivalent of PSIIcc mixed 1:1 with: 0.1 M TRIS (pH 7.5), 0.1 M (NH4)2SO4, 15 - 18 % PEG 5000 MME, post-crystallisation dehydration
Crystal Properties
Matthews coefficientSolvent content
3.0459.47

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 116.447α = 90
b = 218.889β = 90
c = 302.202γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M-F2013-03-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONOTHER1.196PETRA III, DESYP11

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
12.4449.1298.40.09414.76282213239.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.442.52489.50.69791.934.1

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-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE3ARC2.43749.1231.362821771411098.360.21790.21590.2556Random selection
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_d13.236
f_angle_d0.965
f_chiral_restr0.036
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms41409
Nucleic Acid Atoms
Solvent Atoms304
Heterogen Atoms8522

Software

Software
Software NamePurpose
PHENIXrefinement