4UX1

Cryo-EM structure of antagonist-bound E2P gastric H,K-ATPase (SCH.E2. AlF)


ELECTRON CRYSTALLOGRAPHY

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
14.8pH 4.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 140.9α = 90
b = 111.3β = 90
c = 320γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
1142013-10-29

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
1812952.63579832.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
ELECTRON CRYSTALLOGRAPHYTHROUGHOUT8128.95299414652.60.5070.5070.516RANDOM
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
25.7637.87-63.64
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.1
c_improper_angle_d5.51
c_angle_deg2.8
c_bond_d0.024
c_dihedral_angle_d_prot
c_angle_d_na
c_angle_d
c_angle_deg_na
c_angle_deg_prot
c_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.1
c_improper_angle_d5.51
c_angle_deg2.8
c_bond_d0.024
c_dihedral_angle_d_prot
c_angle_d_na
c_angle_d
c_angle_deg_na
c_angle_deg_prot
c_bond_d_na
c_dihedral_angle_d_na
c_angle_d_prot
c_bond_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9161
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software NamePurpose
MRCmodel building
CNSrefinement
MRCdata scaling
MRCphasing
Sample
antagonist-bound E2P gastric H,K-ATPase
Specimen Preparation
Sample Aggregation State2D ARRAY
Vitrification InstrumentLEICA KF80
Cryogen NameNITROGEN
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodCRYSTALLOGRAPHY
Number of Particles
Reported Resolution (Å)8
Resolution MethodDIFFRACTION PATTERN/LAYERLINES
Other Details
Refinement Type
Symmetry Type2D CRYSTAL
Data Acquisition
Detector TypeKODAK SO-163 FILM
Electron Dose (electrons/Å**2)20
Imaging Experiment1
Date of Experiment2013-10-29
Temperature (Kelvin)
Microscope ModelJEOL KYOTO-3000SFF
Minimum Defocus (nm)808
Maximum Defocus (nm)2997
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification40000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details