X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 25% PEG MME 2000, 0.1M NA CACODYLATE, PH6.5, 0.2M MGCL2., pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.13 α = 90
b = 88.77 β = 90
c = 99.94 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2002-03-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
1.4 30 94.2 0.087 -- -- 2.0 -- 57228 -- -- --
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)
1.42 1.45 82.2 0.517 -- 1.5 1.0 --

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 1.4 65.94 -- -- -- 51156 2725 94.1 -- 0.2 0.199 0.227 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 1.4 1.44 -- 173 3142 0.302 0.344 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.86
Anisotropic B[1][1] -0.19
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.98
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.562
r_scbond_it 2.845
r_mcangle_it 2.019
r_mcbond_it 1.094
r_nbd_refined 0.311
r_gen_planes_other 0.003
r_gen_planes_refined 0.007
r_chiral_restr 0.111
r_dihedral_angle_3_deg 14.117
r_dihedral_angle_1_deg 4.889
r_angle_other_deg 0.881
r_angle_refined_deg 1.794
r_bond_other_d 0.001
r_bond_refined_d 0.018
r_nbd_other 0.269
r_nbtor_other 1.142
r_xyhbond_nbd_refined 0.204
r_symmetry_vdw_refined 0.362
r_symmetry_vdw_other 0.342
r_symmetry_hbond_refined 0.575
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1627
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 287

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
MOLREP model building