X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 20.0
Details 10% PEG6000, 2M NaCl, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 20K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 131.13 α = 90
b = 155.36 β = 90
c = 129.91 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-10-16
Diffraction Radiation
Monochromator Protocol
Si filter SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.05 MPG/DESY, HAMBURG BW6

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 25 98.7 0.056 0.056 -- 3.9 87995 345047 0.0 0.0 31.9
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 2.1 98.5 0.452 0.452 4.8 3.7 48550

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 2.0 20.0 0.0 0.0 -- -- -- -- 0.208 0.208 0.206 0.253 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Anisotropic
Mean Isotropic B 39.7
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 3.09
c_bond_d 0.011
c_angle_deg 1.53
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7190
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 747

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SHARP Structure Solution
CNS 0.9 Structure Refinement
Software
Software Name Purpose
CNS version: 0.9 refinement
SHARP model building