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Crystal Structure of Photosystem II from Thermosynechococcus elongatus
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 batch 7 298 PEG 2000, PIPES, magnesium chloride, pH 7.0, batch, temperature 298K
Crystal Properties Matthews coefficient Solvent content 3.76 67.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 127.692 α = 90 b = 225.403 β = 90 c = 306.106 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC QUANTUM 4 2005-02-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-2 0.933 ESRF ID14-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 3 20 88.2 0.103 14.83 5.6 155380 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3 3.05 73.3 0.466 2.17
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MIRAS THROUGHOUT 3 10 2 129965 1620 75.6 0.234 0.234 0.2408 0.286 0.2912 RANDOM 71.3
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] 27.02 -2.46 -24.56
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.9 c_scangle_it 3.52 c_scbond_it 2.75 c_mcangle_it 1.82 c_improper_angle_d 1.8 c_angle_deg 1.5 c_mcbond_it 1.07 c_bond_d 0.014
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 40684 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 7570
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling MLPHARE phasing