X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.5 M NACL, 0.1 M BISTRIS PH7.5, 20% PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.28 α = 90
b = 61.82 β = 90
c = 106.26 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (Q315R) ADSC CYLINDRICAL GRAZING INCIDENCE MIRROR 2008-11-24
Diffraction Radiation
Monochromator Protocol
SI (311) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 -- ESRF ID29

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
0.95 40.29 99.3 0.03 -- -- 4.2 -- 190329 -- -3.0 7.0
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)
0.95 1.0 95.7 0.44 -- 2.8 3.7 --

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 0.95 20.0 -- -- -- 186922 3390 99.22 -- 0.10553 0.10523 0.12236 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 0.95 0.975 -- 218 12582 0.244 0.265 -- 91.42
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 12.246
Anisotropic B[1][1] 0.22
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.69
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.46
RMS Deviations
Key Refinement Restraint Deviation
r_rigid_bond_restr 2.11
r_scangle_it 5.877
r_scbond_it 4.35
r_mcangle_it 4.904
r_mcbond_other 0.463
r_mcbond_it 3.471
r_gen_planes_other 0.003
r_gen_planes_refined 0.015
r_chiral_restr 0.134
r_dihedral_angle_4_deg 6.334
r_dihedral_angle_3_deg 12.729
r_dihedral_angle_2_deg 35.547
r_dihedral_angle_1_deg 7.849
r_angle_other_deg 0.988
r_angle_refined_deg 2.071
r_bond_other_d 0.001
r_bond_refined_d 0.014
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1926
Nucleic Acid Atoms 0
Heterogen Atoms 41
Solvent Atoms 460

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
SHELX CDE Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
SHELX version: CDE model building