X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.4
Temperature 284.0
Details 100 mM MES, 21% PEGmme 5000, 400 mM Ammonium sulfate, 10% glycerol, pH 5.4, VAPOR DIFFUSION, HANGING DROP, temperature 284K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 106.83 α = 90
b = 107.68 β = 90
c = 135.09 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
CCD ADSC QUANTUM 315 -- 2005-08-16
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 1.1 NSLS X25

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
2.1 50 99.9 0.077 -- -- -- -- n/a -- 1.0 --
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)
2.1 2.18 100.0 0.513 -- 3.74 5.8 8988

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 2.1 50.0 -- 1.0 91432 91100 9100 -- -- -- 0.225 0.255 10% Random
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.28277
c_bond_d 0.00647
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8704
Nucleic Acid Atoms 0
Heterogen Atoms 27
Solvent Atoms 296

Software

Software
Software Name Purpose
CNX refinement version: 2002
HKL-2000 data reduction
SCALEPACK data scaling
CNX phasing version: 2002