X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7.5
Temperature 298.0
Details PEG 4000, Isopropanol, HEPES-NaOH, pH 7.5, VAPOR DIFFUSION, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.2 α = 90.53
b = 71.68 β = 89.98
c = 90.92 γ = 89.99
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD SDMS -- 1999-09-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A -- NSLS X4A

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
2.2 25 96.3 0.042 -- -- 2.2 -- 206913 -- 0.0 --
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)
2.2 2.28 87.8 0.241 -- -- -- --

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
-- 2.2 25.0 -- 0.0 -- 84816 4291 91.7 -- 0.248 0.248 0.273 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -14.903
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.988
Anisotropic B[2][3] -0.658
Anisotropic B[3][3] 15.892
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 1.788
c_scbond_it 1.155
c_mcangle_it 1.532
c_mcbond_it 0.871
c_improper_angle_d 0.782
c_bond_d 0.007
c_angle_deg 1.33
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9818
Nucleic Acid Atoms 0
Heterogen Atoms 20
Solvent Atoms 263

Software

Computing
Computing Package Purpose
SDMS Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
AMORE model building
SCALEPACK data reduction
SDMS data collection