X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Details A 10 MG/ML STOCK WAS DILUTED 1:1 IN A SITTING DROP WITH 80 MM NH4CL, 20% PEG200, AND 50% ISOPROPANOL, AND THEN ALLOWED TO EQUILIBRATE AGAINST 80 MM NH4CL, 20% PEG200, AND 30% ISOPROPANOL., pH 6.0, vapor diffusion - sitting drop

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.5 α = 90
b = 49.5 β = 90
c = 55.3 γ = 120
Symmetry
Space Group P 3 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC MIRRORS 1997-03
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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 20 96.5 -- 0.054 -- -- -- 5287 -- 1.5 --
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 98.9 -- 0.263 5.4 -- --

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
MAD 2.0 12.0 -- 2.0 -- 5683 371 96.5 -- 0.238 0.238 0.266 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.014
x_angle_deg 2.742
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 594
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 43

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.851 Structure Solution
X-PLOR 3.851 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.851 refinement
X-PLOR version: 3.851 model building