9W1C | pdb_00009w1c

LH2 complex from Ectothiorhodospira haloalkaliphila with inhibited carotenoid biosynthesis


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.55
f_angle_d1.453
f_chiral_restr0.085
f_plane_restr0.013
f_bond_d0.008
Sample
LH2 complex from Ectothiorhodospira haloalkaliphila
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles445556
Reported Resolution (Å)1.92
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC8
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)600
Maximum Defocus (nm)1500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS0.01
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification105000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging DetailsPreliminary grid screening was performed manually.
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONWarp1.0.9
MODEL REFINEMENTPHENIX1.21.2_5419:
RECONSTRUCTIONcryoSPARC4.6.0
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE1589688