X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 285.0
Details MPD, Potassium Chloride, Magnesium Chloride, Spermine, Cacodylate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 285K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 26.51 α = 90
b = 47.44 β = 90
c = 96.46 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
IMAGE PLATE RIGAKU RAXIS IV -- 2001-07-10
Diffraction Radiation
Monochromator Protocol
-- single wavelength
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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 50 98.0 0.052 -- -- -- 8736 8565 3.0 3.0 --
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)
2.0 2.07 98.2 0.197 -- 5.84 -- --

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 2.0 8.0 -- 4.0 8736 8565 856 -- 0.2753 0.2624 0.2183 0.2759 every 10th reflection
RMS Deviations
Key Refinement Restraint Deviation
s_bond_d 0.005
s_from_restr_planes 0.003
s_anti_bump_dis_restr 0.009
s_similar_dist 0.014
s_angle_d 0.014
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 1012
Heterogen Atoms 10
Solvent Atoms 212

Software

Computing
Computing Package Purpose
R-AXIS Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
X-PLOR model building