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RT XFEL structure of Photosystem II 150 microseconds after the second illumination at 2.5 Angstrom resolution
Serial Crystallography (SX)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 BATCH MODE 6.5 298 0.1 M MES pH 6.5, 0.1 M NH4Cl, 35% (w/v) PEG 5000
Crystal Properties Matthews coefficient Solvent content 3.44 64.24
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 117.553 α = 90 b = 222.695 β = 90 c = 309.061 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 298 CCD RAYONIX MX170-HS Compound refractive lenses 2017-07-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 FREE ELECTRON LASER SLAC LCLS BEAMLINE MFX 1.305 SLAC LCLS MFX
Serial Crystallography Sample delivery method Diffraction ID Description Sample Delivery Method 1 fixed target
Measurement Diffraction ID Pulse Duration Pulse Repetition Rate Focal Spot Size Pulse Energy Photons Per Pulse 1 40 (fs) 10 3 9.53 (KeV)
Data Reduction Diffraction ID Frames Indexed Crystal Hits Frames Indexed Latices Merged 1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) CC (Half) 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 2.5 30.78 99.93 0.938 11.143 61.41 279073
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.543 99.99 0.068 0.983 12.86
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) Mean Isotropic B X-RAY DIFFRACTION THROUGHOUT 2.5 30.783 1.33 278571 2478 99.81 0.168 0.1673 0.1676 0.2464 0.2462 53.8673
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 Atoms Number Protein Atoms 41576 Nucleic Acid Atoms Solvent Atoms 1879 Heterogen Atoms 19171
Software Software Software Name Purpose PHENIX refinement PDB_EXTRACT data extraction cctbx.xfel data reduction PHASER phasing