X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Temperature 277.0
Details Tris.HCl, pH 7.7-7.8, sodium 4-(hydroxymercury)benzoate , VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.1 α = 90
b = 41.39 β = 104.38
c = 72.3 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD OXFORD SAPPHIRE CCD -- 2006-10-24
Diffraction Radiation
Monochromator Protocol
capillary SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SEALED TUBE OXFORD DIFFRACTION ENHANCE ULTRA -- -- --

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
2.1 20 98.7 -- 0.169 -- 4.5 -- 14225 2.0 0.0 --
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)
2.1 2.17 97.6 -- 0.429 1.5 2.7 1427

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 2.1 20.0 0.0 -- -- 13513 683 99.28 -- 0.21048 0.2076 0.26632 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 2.1 2.154 -- 60 961 0.258 0.392 -- 98.74
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.667
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.12
Anisotropic B[2][2] 0.37
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.43
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.602
r_chiral_restr 0.099
r_dihedral_angle_1_deg 6.605
r_symmetry_vdw_refined 0.238
r_bond_refined_d 0.012
r_nbtor_refined 0.309
r_nbd_refined 0.205
r_symmetry_hbond_refined 0.13
r_scbond_it 1.749
r_dihedral_angle_3_deg 18.516
r_xyhbond_nbd_refined 0.152
r_mcangle_it 1.067
r_dihedral_angle_2_deg 33.44
r_gen_planes_refined 0.005
r_metal_ion_refined 0.142
r_angle_refined_deg 1.484
r_dihedral_angle_4_deg 19.425
r_scangle_it 2.562
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2046
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 162

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
CrysalisPro data collection version: OXFORD DIFFRACTION2006
CrysalisPro data reduction version: V. 2006 (OXFORD DIFFRACTION)
CCP4 data scaling version: (SCALA)
CNS phasing