X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

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

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.04 α = 90
b = 91.04 β = 90
c = 93.32 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-BM -- APS 22-BM

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
2.05 50 93.2 0.06 -- -- 3.1 -- 26596 -- 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)
2.05 2.1 95.9 0.4 -- 2.6 3.0 --

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 2.05 50.0 -- -- -- 24780 1330 91.53 -- 0.2111 0.20915 0.24729 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 2.05 2.103 -- 112 1882 0.258 0.27 -- 94.77
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.854
Anisotropic B[1][1] -0.24
Anisotropic B[1][2] -0.12
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.36
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.881
r_scbond_it 1.775
r_mcangle_it 1.237
r_mcbond_other 0.146
r_mcbond_it 0.669
r_gen_planes_other 0.001
r_gen_planes_refined 0.005
r_chiral_restr 0.078
r_dihedral_angle_4_deg 20.334
r_dihedral_angle_3_deg 15.103
r_dihedral_angle_2_deg 38.155
r_dihedral_angle_1_deg 5.234
r_angle_other_deg 0.86
r_angle_refined_deg 1.324
r_bond_other_d 0.001
r_bond_refined_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2274
Nucleic Acid Atoms 0
Heterogen Atoms 34
Solvent Atoms 163

Software

Computing
Computing Package Purpose
HKL3000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0104 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0104 refinement
MOLREP model building