8E50

Cryo-EM structure of human glycerol-3-phosphate acyltransferase 1 (GPAT1) in complex with CoA and palmitoyl-LPA


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg30.484
r_long_range_B_refined16.323
r_long_range_B_other16.322
r_dihedral_angle_3_deg13.402
r_dihedral_angle_4_deg11.187
r_mcangle_it10.049
r_mcangle_other10.048
r_scangle_other9.787
r_mcbond_other6.081
r_mcbond_it6.08
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg30.484
r_long_range_B_refined16.323
r_long_range_B_other16.322
r_dihedral_angle_3_deg13.402
r_dihedral_angle_4_deg11.187
r_mcangle_it10.049
r_mcangle_other10.048
r_scangle_other9.787
r_mcbond_other6.081
r_mcbond_it6.08
r_dihedral_angle_1_deg5.704
r_scbond_it5.652
r_scbond_other5.651
r_angle_refined_deg1.275
r_angle_other_deg1.014
r_chiral_restr0.045
r_bond_refined_d0.003
r_gen_planes_refined0.003
r_bond_other_d0.001
r_gen_planes_other0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Sample
glycerol-3-phosphate acyltransferase 1
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlot force -5, blot time 3 sec
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles76033
Reported Resolution (Å)3.67
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (8E4Y)
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)78
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)600
Maximum Defocus (nm)2200
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONTopaz
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONCTFFIND4.1
MODEL FITTINGUCSF Chimera
INITIAL EULER ASSIGNMENTRELION3.1.2
FINAL EULER ASSIGNMENTRELION3.1.2
RECONSTRUCTIONRELION3.1.2
MODEL REFINEMENTPHENIX
MODEL REFINEMENTREFMAC5
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1704123