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inhibitory human GTP cyclohydrolase I - GFRP complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FB1 experimental model PDB 1WPL
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.352 f_angle_d 0.911 f_chiral_restr 0.054 f_bond_d 0.009 f_plane_restr 0.006
Sample inhibitory GCH1-GFRP complex (BH4 bound)
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 560802 Reported Resolution (Å) 2.9 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry D5
Map-Model Fitting and Refinement Id 1 (1FB1, 1WPL) Refinement Space Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 55
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2400 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.0 IMAGE ACQUISITION EPU CTF CORRECTION CTFFIND 4.1.10. MODEL FITTING Coot 8.9 MODEL REFINEMENT PHENIX 1.17.1 INITIAL EULER ASSIGNMENT RELION 3.0 FINAL EULER ASSIGNMENT RELION 3.0 CLASSIFICATION RELION 3.0 RECONSTRUCTION RELION 3.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1871460