X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 200 MM BISTRIS PROPANE PH 7.5, 500 MM NACL, 20% PEG4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.12 α = 90
b = 63.44 β = 90
c = 105.11 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 ADSC QUANTUM 315 BENT CYLINDRICAL MIRROR 2010-11-08
Diffraction Radiation
Monochromator Protocol
SILICON (1 1 1) CHANNEL- CUT SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
1.8 42.23 99.3 0.02 -- -- 3.7 -- 29065 -- 2.0 --
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)
1.8 1.9 99.9 0.09 -- 12.9 3.5 --

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 1.79 40.58 -- -- -- 28492 523 97.94 -- 0.1598 0.15916 0.19494 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 1.793 1.84 -- 28 1812 0.196 0.198 -- 86.3
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.431
Anisotropic B[1][1] 0.05
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.49
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.54
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 32.922
r_chiral_restr 0.11
r_mcbond_it 1.239
r_dihedral_angle_3_deg 13.35
r_bond_refined_d 0.009
r_gen_planes_refined 0.013
r_mcangle_it 1.965
r_scbond_it 2.832
r_angle_refined_deg 1.343
r_dihedral_angle_4_deg 21.779
r_dihedral_angle_1_deg 7.009
r_scangle_it 4.245
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1943
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 367

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
XDS data reduction
XSCALE data scaling
REFMAC phasing