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Ultrafast Structural Response to Charge Redistribution Within a Photosynthetic Reaction Centre - 1 ps structure
Serial Crystallography (SX)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2I5N
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 277 Macrocrystal growth: 10 mg/ml protein, 3.6 M ammonium sulphate, 6 % w/v heptane-1,2,3-triol, 20 mM KH203/K2H03 pH 6.8, 0.1 % LDAO
20 ul sitting drop, 10 protein : 10 precipitant
Microcrystals: 8.5 mg/ml protein 18.5 ul sitting drop, 10 protein : 7.5 precipitant : 1 seed stock
Crystal Properties Matthews coefficient Solvent content 3.82 67.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 226.5 α = 90 b = 226.5 β = 90 c = 113.9 γ = 90
Symmetry Space Group P 43 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 PIXEL CS-PAD CXI-1 2016-06-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 FREE ELECTRON LASER SLAC LCLS BEAMLINE CXI 1.3 SLAC LCLS CXI
Serial Crystallography Sample delivery method Diffraction ID Description Sample Delivery Method 1 injection
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 2.8 35.8 100 0.996 12.25 1686 74126 84
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 2.8 2.83 0.119 0.23
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT FREE R-VALUE 2I5N 2.8 35.55 1.33 72120 3589 98.65 0.1707 0.1695 0.1742 0.1925 0.1925 80.3
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 21.055 f_angle_d 2.0881 f_chiral_restr 0.0633 f_plane_restr 0.0099 f_bond_d 0.0084
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9347 Nucleic Acid Atoms Solvent Atoms 146 Heterogen Atoms 909
Software Software Software Name Purpose REFMAC refinement PHENIX refinement PDB_EXTRACT data extraction CrystFEL data reduction CrystFEL data scaling PHASER phasing