X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
pH 7.5
Details 2.2 M AMMONIUM SULPHATE, 0.1 M TRIS PH7.5, pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.83 α = 90
b = 121.83 β = 90
c = 47.75 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 ADSC -- 2003-02-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
1.95 25 90.5 0.08 -- -- 4.3 -- 28782 -- 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)
1.95 2.02 99.2 0.42 -- 2.3 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
OTHER 1.95 25.0 -- -- -- 27210 588 94.4 -- 0.186 0.185 0.23 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 1.95 2.0 -- 31 1452 0.266 0.381 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.49
Anisotropic B[1][1] 1.53
Anisotropic B[1][2] 0.76
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.29
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.033
r_scbond_it 2.508
r_mcangle_it 1.676
r_mcbond_it 0.909
r_nbd_refined 0.208
r_gen_planes_other 0.004
r_gen_planes_refined 0.007
r_chiral_restr 0.091
r_dihedral_angle_1_deg 5.663
r_angle_other_deg 0.867
r_angle_refined_deg 1.512
r_bond_other_d 0.002
r_bond_refined_d 0.014
r_nbd_other 0.252
r_nbtor_other 0.084
r_xyhbond_nbd_refined 0.148
r_symmetry_vdw_refined 0.758
r_symmetry_vdw_other 0.335
r_symmetry_hbond_refined 0.284
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2301
Nucleic Acid Atoms 0
Heterogen Atoms 108
Solvent Atoms 166

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement
CNS model building