X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 20% (W/V) PEG 3350, 0.2 M KNO3

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 26.02 α = 90
b = 36.97 β = 92.73
c = 178.45 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 MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA -- SLS X10SA

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
1.85 34 98.3 0.08 -- -- 3.97 -- 29718 -- 0.0 34.7
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)
1.85 1.96 94.0 0.65 -- 1.91 3.82 --

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 1.85 34.14 -- -- -- 27627 1470 98.96 -- 0.22422 0.22082 0.28831 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 1.85 1.898 -- 100 1958 0.359 0.418 -- 97.49
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.788
Anisotropic B[1][1] -0.51
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.33
Anisotropic B[2][2] 3.54
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.16
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 7.51
r_scbond_it 4.389
r_mcangle_it 2.831
r_mcbond_other 0.452
r_mcbond_it 1.608
r_gen_planes_other 0.001
r_gen_planes_refined 0.003
r_chiral_restr 0.052
r_dihedral_angle_4_deg 26.308
r_dihedral_angle_3_deg 17.604
r_dihedral_angle_2_deg 34.027
r_dihedral_angle_1_deg 3.884
r_angle_other_deg 0.763
r_angle_refined_deg 0.841
r_bond_other_d 0.001
r_bond_refined_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2415
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 170

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0072 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0072 refinement
MOLREP model building