X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 4.5
Temperature 283.0
Details MPD, acetate buffer at pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 283K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.25 α = 90
b = 97.25 β = 90
c = 62.66 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2002-06-15
CCD -- -- 2002-09-15
Diffraction Radiation
Monochromator Protocol
-- MAD
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.000 APS 17-ID
SYNCHROTRON APS BEAMLINE 17-ID 0.97920, 0.97031, 0.95373 APS 17-ID

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
2.5 50 98.9 -- 0.096 -- 8.6 -- 12013 -- -- 51.1
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)
2.5 2.59 0.966 0.373 -- 3.3 -- --

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 2.5 50.0 0.0 0.0 12013 11974 602 99.68 -- -- 0.196 0.247 random
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.5 2.59 893 60 -- 0.273 0.247 -- 96.6
RMS Deviations
Key Refinement Restraint Deviation
x_angle_d 2.8
x_bond_d 0.035
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1845
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 43

Software

Software
Software Name Purpose
HKL-2000 data collection
SCALEPACK data scaling
SOLVE phasing
CNX refinement
HKL-2000 data reduction