X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details PEG 8000, pH 7.80

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 183.23 α = 90
b = 59.68 β = 94.65
c = 67.46 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 MARRESEARCH -- 2001-02-03
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
1.8 35 96.0 0.07 -- -- 2.6 -- 64848 -- -3.0 --
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)
1.8 1.9 86.8 0.337 -- 2.86 2.1 --

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 1.8 20.0 -- 0.0 -- 61544 3266 96.1 -- 0.176 0.174 0.211 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.86
Anisotropic B[1][1] -1.43
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.05
Anisotropic B[2][2] 2.13
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.7
RMS Deviations
Key Refinement Restraint Deviation
p_xyhbond_nbd 0.153
p_bond_d 0.029
p_mcbond_it 2.334
p_mcangle_it 3.54
p_scbond_it 5.444
p_scangle_it 8.515
p_chiral_restr 0.248
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4893
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 343

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
CNS Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
CNS model building
XSCALE data reduction
XDS data collection