X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Temperature 24.5
Details 50MM SODIUM CACODYLATE 6.0, 20MM MAGNESIUM CHLORIDE, 1MM SPERMINE, 25% MPD, VAPOR DIFFUSION, SITTING DROP, temperature 24.5K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.81 α = 90
b = 114.26 β = 90
c = 171.45 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-03-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 -- SSRL BL7-1

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
3.1 20 99.2 0.051 -- -- 3.1 13935 10948 -- 1.0 80.0

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
-- 3.1 15.0 1.0 2.0 13935 10948 1094 78.0 0.226 0.2296 0.226 0.258 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.011
x_angle_deg 1.272
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 2240
Heterogen Atoms 14
Solvent Atoms 84

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SOLVE Structure Solution
X-PLOR 3.843 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.843 refinement
SOLVE model building