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Human IMPDH2 mutant - S160del, treated with GTP, ATP, IMP, and NAD+; interfacial octamer reconstruction
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6UA5
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.798 f_angle_d 0.45 f_chiral_restr 0.04 f_plane_restr 0.003 f_bond_d 0.002
Sample Inosine 5'-monophosphate dehydrogenase 2 - S160del mutant, bound to GTP, ATP, IMP, and NAD+
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 615147 Reported Resolution (Å) 2.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry D4
Map-Model Fitting and Refinement Id 1 (6UA5) Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 1200 Maximum Defocus (nm) 1800 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 45000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version MODEL REFINEMENT PHENIX 1.21.1_5286:
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 920210