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Retinal isomerization in bacteriorhodopsin revealed by a femtosecond X-ray laser: 457-646 fs state structure
Serial Crystallography (SX)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5J7A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 LIPIDIC CUBIC PHASE 5.6 294 100 mM Na/K Phosphate buffer pH 5.6
30 % PEG 2000
Crystal Properties Matthews coefficient Solvent content 2.2 44.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 62.32 α = 90 b = 62.32 β = 90 c = 111.1 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 PIXEL CS-PAD CXI-1 2017-06-30 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
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.9 18.517 95.19 8.95 435.3 18335
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 1.99
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 5J7A 1.9 18.517 0.01 18325 1121 95.19 0.2087 0.2052 0.206 0.2639 0.2646
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 13.452 f_angle_d 1.18 f_chiral_restr 0.061 f_bond_d 0.012 f_plane_restr 0.012
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1770 Nucleic Acid Atoms Solvent Atoms 50 Heterogen Atoms 193
Software Software Software Name Purpose PHENIX refinement CrystFEL data reduction CrystFEL data scaling PHASER phasing