X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 294.0
Details PEG 2000, TrisCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 294.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.17 α = 90
b = 264.32 β = 111.88
c = 62.69 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-05-06
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C 0.978,0.979,0.961 NSLS X26C

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 30 97.9 0.085 -- -- 6.75 62373 61401 -- -- --
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 84.3 0.188 -- 6.99 -- --

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 30.0 -- 0.0 62373 60288 3199 96.7 0.246 0.246 0.221 0.265 shells
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 2.926
c_mcbond_it 1.821
c_bond_d 0.006
c_angle_deg 1.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 14441
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 859

Software

Software
Software Name Purpose
HKL-2000 data collection
SCALEPACK data scaling
SnB phasing
SOLVE phasing
CNS refinement
HKL-2000 data reduction
SHAKE-N-BAKE phasing