X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5
Temperature 287.0
Details 0.2M sodium citrate, 2.4M ammonium sulfate, 6% glycerol, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 287K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.31 α = 90
b = 85.84 β = 90
c = 64.86 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-07-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 0.931 ESRF ID14-3

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
1.7 85.84 98.6 0.102 0.088 -- 3.7 26953 26934 0.0 2.0 --
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)
1.7 1.79 93.0 0.211 0.174 4.5 2.9 3638

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 1.7 20.0 0.0 0.0 27357 26890 1282 98.4 0.205 0.198 0.197 0.222 Randomly selected subset of 5% of all reflections
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.28
r_bond_refined_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1742
Nucleic Acid Atoms 0
Heterogen Atoms 38
Solvent Atoms 169

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
AMoRE model building
SCALA data reduction
MOSFLM data collection