4UWA

Structure of the ryanodine receptor at resolution of 6.1 A in closed state


ELECTRON MICROSCOPY
Sample
RYANODINE RECEPTOR 1
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentHOMEMADE PLUNGER
Cryogen NameETHANE
Sample Vitrification DetailsLIQUID ETHANE
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles25000
Reported Resolution (Å)6.1
Resolution Method
Other DetailsTHE MODEL WAS BUILD BY RIGID BODY DOCKING OF CRYSTAL STRUCTURES OF ABC DOMAIN PDB CODE 2 AOX, RESIDUES 1-394, REPEAT 3-4 DOMAIN(PHOSPHORYLATION DOMAIN ...THE MODEL WAS BUILD BY RIGID BODY DOCKING OF CRYSTAL STRUCTURES OF ABC DOMAIN PDB CODE 2 AOX, RESIDUES 1-394, REPEAT 3-4 DOMAIN(PHOSPHORYLATION DOMAIN), RESIDUES 2,734- 2,939, PDB CODE 4ERT, REPEAT 1-2 DOMAIN, RESIDUES 851-1, 053, HOMOLOGY MODELLED BASED ON CRYSTAL STRUCTURE OF REPEAT3-4 DOMAIN, EF-HAND DOMAIN,RESIDUES 4,084-4,135, HOMOLOGY MODELLED IN PHYRE2, SPRY1 DOMAIN , RESIDUES 646- 842, SPRY2 DOMAIN , RESIDUES 1,070-1,310, AND SPRY 3 DOMAIN, RESIDUES 1,420-1,571,WERE MODELLED IN ROBETTA. THE REST OF THE MODEL WAS BUILT AS POLY ALANINE CHAIN FOR WHICH APPOXIMATE RESIDUE NUMBERS ARE GIVEN. IN ADDITION FOR THE ALPHA-SOLENOID 2 DOMAIN, RESIDUES CA.1,920-2,730 AND CA. 2,940-3,500, THE DIRECTIONALITY OF THE CHAIN IS NOT KNOWN. SEQUENCE OF CHAINS A,B,C,D MGDGGEGEDEVQFLRTDDEVVLQCSATVLKEQLKLCLAAEGFGNRLCFLEPTSNAQNVPPDLAICCFT SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2751. (DEPOSITION ID: 12695).
Refinement Type
Symmetry TypePOINT
Point SymmetryC4
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolOTHER
Refinement Target
Overall B Value
Fitting Procedure
DetailsMETHOD--LOCAL REFINEMENT
Data Acquisition
Detector TypeFEI FALCON II (4k x 4k)
Electron Dose (electrons/Å**2)20
Imaging Experiment1
Date of Experiment2014-02-03
Temperature (Kelvin)80
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)3000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification47000
Calibrated Magnification47992
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL FITTINGUCSF Chimera
RECONSTRUCTIONRELION
RECONSTRUCTIONSPARX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
FULL CORRECTION