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CRYSTAL STRUCTURE OF BACTERIORHODOPSIN IN PURPLE MEMBRANE
Crystallization Crystal Properties Matthews coefficient Solvent content 4.24 70.97
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 62.45 α = 90 b = 62.45 β = 90 c = 100.9 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 electron FILM 1986-01-01 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 2.8 54 62.3 0.15 18 6750
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B ELECTRON CRYSTALLOGRAPHY 3.5 30 4743 85.4 0.28 114
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 p_transverse_tor 36.1 p_staggered_tor 20.4 p_planar_tor 0.865 p_multtor_nbd 0.242 p_singtor_nbd 0.185 p_xyhbond_nbd 0.127 p_chiral_restr 0.086 p_planar_d 0.022 p_angle_d 0.02 p_bond_d 0.005
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 36.1 p_staggered_tor 20.4 p_planar_tor 0.865 p_multtor_nbd 0.242 p_singtor_nbd 0.185 p_xyhbond_nbd 0.127 p_chiral_restr 0.086 p_planar_d 0.022 p_angle_d 0.02 p_bond_d 0.005 p_plane_restr 0.005 p_angle_deg p_hb_or_metal_coord p_mcbond_it p_mcangle_it p_scbond_it p_scangle_it p_xhyhbond_nbd p_orthonormal_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1718 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 610
Software Software Software Name Purpose PROLSQ refinement PICKYCOR data reduction AN data reduction
Sample BACTERIORHODOPSIN CRYSTAL
Specimen Preparation Sample Aggregation State 2D ARRAY
3D Reconstruction Reconstruction Method CRYSTALLOGRAPHY Number of Particles Reported Resolution (Å) Resolution Method Other Details Refinement Type Symmetry Type 2D CRYSTAL
Data Acquisition Detector Type GENERIC FILM GENERIC FILM GENERIC FILM Electron Dose (electrons/Å**2) 20 15
Imaging Experiment 1 2 3 Date of Experiment Temperature (Kelvin) Microscope Model FEI/PHILIPS EM420 SIEMENS SULEIKA JEOL 100B Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode DIFFRACTION BRIGHT FIELD BRIGHT FIELD Specimen Holder Model Nominal Magnification 66000 55000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 120 100 100 Imaging Details 60 degree tilted specimens 0, 20, 45 degree + random degree tilts , 20, 45 degree + random degree tilts