9ZC6 | pdb_00009zc6

5-methyl-cytidine L-21 ScaI Tetrahymena Ribozyme


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7XSN 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d20.0271
f_angle_d0.4036
f_chiral_restr0.0216
f_plane_restr0.0024
f_bond_d0.0014
Sample
5mC-TR
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentHOMEMADE PLUNGER
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles233268
Reported Resolution (Å)4.9
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (7XSN)
Refinement Space
Refinement ProtocolFLEXIBLE FIT
Refinement Targetgeometry minimization
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)30
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS GLACIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
MODEL FITTINGUCSF ChimeraX
MODEL FITTINGRosetta
RECONSTRUCTIONcryoSPARC4.6.2
MODEL REFINEMENTISOLDE
MODEL REFINEMENTPHENIX
MODEL REFINEMENTCoot
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION