X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

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

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.8 α = 90.01
b = 72.49 β = 89.82
c = 89.92 γ = 90
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-10-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A 0.97624 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
2.3 30 97.8 0.041 -- -- 3.77 321836 321836 0.0 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)
2.3 2.38 95.9 0.137 -- -- -- --

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 2.3 25.0 0.0 0.0 75473 75473 3824 95.1 -- 0.237 0.237 0.259 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] 1.447
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.65
Anisotropic B[2][2] -18.143
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 16.695
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.784
c_scbond_it 1.55
c_scangle_it 2.39
c_mcbond_it 1.14
c_angle_deg 1.41
c_angle_d 1.4
c_mcangle_it 1.98
c_bond_d 0.0075
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10600
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 77

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
CNS refinement