X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 0.1 M TRIS ACETATE, 30% PEG 8000PH 8.0, 20 OC HANGING DROP VAPOUR DIFFUSION

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 114.7 α = 90
b = 51.94 β = 118.34
c = 65.07 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2002-02-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF -- ESRF --

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
2.5 40 99.0 0.106 -- -- 3.3 -- 11713 -- -- 24.4
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.5 2.6 97.1 0.345 -- -- -- --

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
SIRAS 2.5 40.51 -- 0.0 -- 11403 589 96.2 -- 0.201 0.201 0.277 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 2.5 2.66 -- 100 1745 0.282 0.398 0.04 95.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 37.4
Anisotropic B[1][1] -2.06
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 4.7
Anisotropic B[2][2] 13.68
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -11.62
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.16
c_scbond_it 2.07
c_mcangle_it 2.66
c_mcbond_it 1.55
c_improper_angle_d 0.92
c_bond_d 0.01
c_angle_deg 1.5
c_dihedral_angle_d 23.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.28
Luzzati Sigma A (Observed) 0.3
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.41
Luzzati Sigma A (R-Free Set) 0.44
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2744
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 57

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement