X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 288.0
Details AMMONIUM SULFATE, DIOXANE, MES, MERTHIOLATE, pH 6.5, VAPOR DIFFUSION, HANGING DROP at 288K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 185.07 α = 90
b = 185.07 β = 90
c = 81.03 γ = 120
Symmetry
Space Group H 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-01-17
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 0.996 MAX_II I711

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
1.5 25 99.6 0.08 -- -- 2.3 165042 165042 0.0 0.0 --
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)
1.5 1.58 99.2 0.451 -- 1.2 -- --

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
MAD 1.5 23.0 -- 0.0 165023 165023 2459 99.6 0.135 0.135 0.133 0.169 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 1.5 1.539 12146 199 -- 0.202 0.259 0.036 99.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model anisotropic
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.021
r_angle_refined_deg 1.9
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8166
Nucleic Acid Atoms 0
Heterogen Atoms 243
Solvent Atoms 1120

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
SOLVE phasing
MLPHARE phasing
REFMAC refinement version: 5.0
CCP4 data scaling version: (SCALA)