X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Evaporation
pH 5.6
Temperature 296.0
Details 20% PEG3350, 0.1 M Na citrate, 0.2 M ammonium chloride, 10% MPD, pH 5.6, EVAPORATION, temperature 296K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.6 α = 90
b = 65 β = 90
c = 258.5 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2000-08-03
Diffraction Radiation
Monochromator Protocol
Si 111 channel SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12C -- NSLS X12C

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
2.4 99 80.4 0.098 -- -- 3.7 32365 120725 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)
2.4 2.49 36.1 0.271 -- 2.8 -- --

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 2.4 99.0 -- 0.0 40302 30706 3060 76.2 0.243 -- 0.243 0.293 selected by program CNS
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model iostropic
Mean Isotropic B 37.2
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.0065
x_angle_deg 1.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4776
Nucleic Acid Atoms 1375
Heterogen Atoms 0
Solvent Atoms 44

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
AMORE model building