X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Small Tubes
pH 4.5
Temperature 295.0
Details 58% methanol (v/v), pH 4.5, SMALL TUBES, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35.7 α = 90
b = 39.7 β = 90
c = 50.8 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II -- 1995-09-14
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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 99 84.5 0.045 -- -- 3.0 -- 4742 -- 1.0 41.0
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 2.2 64.0 0.19 -- -- -- --

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
-- 2.0 10.0 1.0 -- -- 4363 413 84.3 -- 0.19 0.185 0.268 random
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.01
t_angle_deg 1.27
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 951
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 2

Software

Computing
Computing Package Purpose
BIOTEX Data Reduction (intensity integration)
BIOTEX Data Reduction (data scaling)
MERLOT Structure Solution
TNT V. 5-E Structure Refinement
Software
Software Name Purpose
TNT version: 5E refinement
MERLOT model building
BIOTEX data reduction
BIOTEX data collection