X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 0.1 M HEPES PH 7.8, 0.1 M MAGNESIUM NITRATE, 14% W/V PEG 3350, 16% V/V ETHYLENE GLYCOL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.99 α = 90
b = 90.99 β = 90
c = 93.42 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2007-06-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 22-ID -- APS 22-ID

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
2.35 50 99.5 0.12 -- -- 6.3 -- 18895 -- 2.0 --
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)
2.35 2.43 99.9 0.66 -- 2.2 5.4 --

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 2.35 50.0 -- -- -- 17840 974 99.1 -- 0.19982 0.1973 0.24943 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.353 2.414 -- 77 1287 0.268 0.344 -- 97.78
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.767
Anisotropic B[1][1] -0.04
Anisotropic B[1][2] -0.02
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.05
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.234
r_dihedral_angle_2_deg 37.283
r_bond_other_d 0.001
r_gen_planes_other 0.001
r_chiral_restr 0.079
r_angle_other_deg 0.874
r_scbond_it 2.197
r_gen_planes_refined 0.006
r_scangle_it 3.687
r_bond_refined_d 0.015
r_mcangle_it 1.547
r_dihedral_angle_3_deg 15.54
r_mcbond_it 0.798
r_dihedral_angle_4_deg 22.014
r_mcbond_other 0.137
r_angle_refined_deg 1.414
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2264
Nucleic Acid Atoms 0
Heterogen Atoms 29
Solvent Atoms 72

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0104
HKL-3000 data reduction
SCALEPACK data scaling
MOLREP phasing