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The electron crystallography structure of the cAMP-free potassium channel MloK1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.3 α = 90 b = 105.3 β = 90 c = 105.3 γ = 90
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 electron
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B ELECTRON CRYSTALLOGRAPHY 7
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 10340 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 2
Specimen Preparation Sample Aggregation State 2D ARRAY Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details PLUNGE FREEZING
3D Reconstruction Reconstruction Method CRYSTALLOGRAPHY Number of Particles Reported Resolution (Å) 7 Resolution Method OTHER Other Details Refinement Type Symmetry Type 2D CRYSTAL
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2) 5
Imaging Experiment 1 Date of Experiment 2012-03-01 Temperature (Kelvin) 85 Microscope Model FEI/PHILIPS CM200FEG Minimum Defocus (nm) 655 Maximum Defocus (nm) 3077 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) 46 Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 50000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details