X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 3.5
Temperature 293.2
Details 0.7M A/S, 0.05M Sodium Citrate, pH 3.5, VAPOR DIFFUSION, SITTING DROP, temperature 293.2K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 44.7 α = 90
b = 58.27 β = 90
c = 23.45 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 -- 2000-03-25
Diffraction Radiation
Monochromator Protocol
undulator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL40B2 0.7293 SPring-8 BL40B2

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
0.8 50 98.6 -- -- -- -- 65310 64373 2.0 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)
0.8 0.81 95.5 -- -- -- -- --

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 0.8 20.0 -- 4.0 60959 52278 2842 -- 0.1011 0.0916 -- 0.1141 random
RMS Deviations
Key Refinement Restraint Deviation
rmsd bonds 0.016
rmsd angles 2.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 642
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 100

Software

Software
Software Name Purpose
AMoRE phasing
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling