X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 298.0
Details ammonium sulfate, MES buffer, beta-octylglucoside, pH 6.0, VAPOR DIFFUSION, HANGING DROP at 298K, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 44.75 α = 90
b = 60.46 β = 106.78
c = 44.08 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 mirrors 2000-05-15
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.9700 NSLS X9B

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
1.5 25 99.9 0.046 -- -- 3.64 -- 18054 -- -- --
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)
1.5 1.55 100.0 0.301 -- 4.0 3.6 1776

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
AB INITIO 1.5 10.0 -- 1.0 18054 17993 1349 99.6 -- 0.124 0.131 0.203 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 2.14
s_bond_d 0.018
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1957
Nucleic Acid Atoms 0
Heterogen Atoms 37
Solvent Atoms 153

Software

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