X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7.5
Temperature 295.0
Details Sodium chloride, Hepes , pH 7.5, VAPOR DIFFUSION, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.03 α = 90
b = 48.96 β = 107.72
c = 76.46 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1999-01-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C -- 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
1.45 50 95.3 0.067 -- -- 4.5 426992 43689 0.0 0.0 19.3
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)
1.45 1.51 89.5 0.454 -- -- 4.0 45862

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
-- 1.45 10.0 -- 0.0 39475 37493 1982 100.0 -- 0.1532 0.1516 0.182 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.41
Anisotropic B[1][1] -0.04
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.14
Anisotropic B[2][2] 0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.06
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.013
p_angle_deg 1.382
p_mcbond_it 1.638
p_mcangle_it 2.555
p_scbond_it 2.955
p_scangle_it 4.561
p_plane_restr 0.005
p_chiral_restr 0.098
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1759
Nucleic Acid Atoms 0
Heterogen Atoms 3
Solvent Atoms 208

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHARP Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
SHARP model building