X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.6
Details 95 MM HEPES PH 7.5, 27% POLYETHYLENE GLYCOL 400, 5% GLYCEROL, 190 MM CACL2 WITH 1.6 MM NA2WO4 IN THE DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.37 α = 90
b = 78.51 β = 90
c = 94.84 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC MIRRORS 2001-02-15
Diffraction Radiation
Monochromator Protocol
SI MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.6 20 93.6 0.068 -- -- 1.9 -- 53578 -- -- --
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)
1.6 1.66 90.4 0.264 -- 4.3 1.7 --

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
SIRAS 1.6 19.61 -- -- -- 50781 2685 100.0 -- 0.1557 0.15433 0.18254 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 1.6 1.641 -- 179 3682 0.165 0.16 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.277
Anisotropic B[1][1] 1.36
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.02
Anisotropic B[2][2] -0.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.12
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.461
r_scbond_it 2.463
r_mcangle_it 1.398
r_mcbond_it 0.765
r_nbd_refined 0.204
r_gen_planes_refined 0.005
r_chiral_restr 0.09
r_angle_other_deg 1.342
r_bond_refined_d 0.013
r_xyhbond_nbd_refined 0.161
r_symmetry_vdw_refined 0.235
r_symmetry_hbond_refined 0.122
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2886
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 244

Software

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