X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 55.16 α = 90
b = 53 β = 90
c = 82.3 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 160
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II -- 1997-06-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.5418 -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.61 20.57 -- -- -- -- -- 30336 30336 -- 0.0 12.0

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
FOURIER SYNTHESIS 1.61 10.0 -- 2.0 24085 24085 2450 74.4 0.211 0.211 0.211 0.265 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.6 1.7 -- 156 1463 0.314 0.347 0.028 30.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 10.5
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.028
x_dihedral_angle_d 26.0
x_improper_angle_d 1.89
x_scangle_it 4.21
x_mcangle_it 1.68
x_mcbond_it 1.23
x_angle_deg 3.5
x_scbond_it 2.81
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.16
Luzzati Sigma A (Observed) -0.02
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.22
Luzzati Sigma A (R-Free Set) 0.05
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1934
Nucleic Acid Atoms 0
Heterogen Atoms 39
Solvent Atoms 170

Software

Software
Software Name Purpose
X-PLOR refinement version: 98.0
R-AXIS data reduction
SCALEPACK data scaling
X-PLOR phasing