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MicroED structure of the human adenosine receptor at 2.8A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4EIY
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 40.005 α = 90 b = 180.54 β = 90 c = 139.67 γ = 90
Symmetry Space Group C 2 2 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 CMOS 2020-09-11
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-Free (Depositor) R-Free Selection Details Mean Isotropic B ELECTRON CRYSTALLOGRAPHY MOLECULAR REPLACEMENT FREE R-VALUE 4EIY 2.79 37.91 1.3 10035 525 77.12 0.2503 0.2482 0.2881 Copied from 4EIY 43
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]
Software Software Software Name Purpose DIALS data reduction PHASER phasing PHENIX refinement
Sample Adenosine receptor A2a/Soluble cytochrome b562 chimera
Specimen Preparation Sample Aggregation State 3D ARRAY Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method CRYSTALLOGRAPHY Number of Particles Reported Resolution (Å) 2.79 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type 3D CRYSTAL Space Group Name Length a 40 Length b 180.5 Length c 180.5 Angle Alpha 90 Angle Beta 90 Angle Gamma 90
Map-Model Fitting and Refinement Id 1 (4EIY) Refinement Space RECIPROCAL Refinement Protocol RIGID BODY FIT Refinement Target Maximum likelihood Overall B Value 43 Fitting Procedure Details
Data Acquisition Detector Type FEI CETA (4k x 4k) Electron Dose (electrons/Å**2) 0.01
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode DIFFRACTION Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU MODEL FITTING Coot MODEL REFINEMENT PHENIX MOLECULAR REPLACEMENT PHASER SYMMETRY DETERMINATION DIALS RECONSTRUCTION PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE