X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 278.0
Details PEG4000, t-butanol, 2,3-dihydroxybiphenyl, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 278K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 123.3 α = 90
b = 123.3 β = 90
c = 110.9 γ = 90
Symmetry
Space Group I 4 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II mirrors 1995-11-21
Diffraction Radiation
Monochromator Protocol
YALE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 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
2 30 99.3 0.063 -- -- 5.7 28856 28856 0.0 -3.0 --
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)
2.0 2.07 95.2 0.229 -- 5.0 3.3 2728

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
MOLECULAR REPLACEMENT 2.0 7.0 0.0 0.0 28098 28098 1663 98.0 0.203 0.198 0.163 0.196 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 2.0 2.03 941 62 -- 0.238 0.25 -- 89.2
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 21.3
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.341
x_mcbond_it 2.0
x_bond_d 0.012
x_scbond_it 2.7
x_angle_deg 1.488
x_dihedral_angle_d 24.464
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2216
Nucleic Acid Atoms 0
Heterogen Atoms 20
Solvent Atoms 115

Software

Software
Software Name Purpose
AMoRE phasing
X-PLOR refinement version: 3.1
DENZO data reduction
SCALEPACK data scaling