X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details AMMONIUM SULPHATE 2M, MES 0.1M, DIOXANE 2-3%, pH 6.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 139.83 α = 90
b = 139.83 β = 90
c = 208.88 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2002-01-15
Diffraction Radiation
Monochromator Protocol
DIAMOND (111), GE(220) 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
1.4 40 96.0 0.062 -- -- 4.4 -- 147355 -- -- --
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)
1.4 1.47 88.9 0.357 -- 2.1 2.4 --

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 1.4 40.0 -- -- -- 144384 2939 95.8 -- -- 0.19 0.2 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 -- 181 9408 0.267 0.297 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.59
Anisotropic B[1][1] 0.47
Anisotropic B[1][2] 0.24
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.47
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.71
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.93
r_nbd_refined 0.23
r_scbond_it 2.598
r_mcangle_it 1.684
r_dihedral_angle_1_deg 5.263
r_dihedral_angle_3_deg 16.009
r_xyhbond_nbd_refined 0.173
r_scangle_it 4.042
r_angle_refined_deg 1.7
r_symmetry_hbond_refined 0.879
r_bond_refined_d 0.016
r_chiral_restr 0.118
r_symmetry_vdw_refined 0.465
r_metal_ion_refined 0.231
r_gen_planes_refined 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5089
Nucleic Acid Atoms 0
Heterogen Atoms 64
Solvent Atoms 546

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC 5.0.36 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0.36 refinement