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 = 46.08 α = 90
b = 64.19 β = 90
c = 104.72 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
1.9 42.18 94.6 0.06 -- -- 4.7 -- 23727 -- 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)
1.9 2.0 91.6 0.07 -- 16.2 4.8 --

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 1.9 40.58 -- -- -- 23265 427 94.02 -- 0.16721 0.16618 0.2223 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 1.9 1.949 -- 29 1666 0.179 0.239 -- 91.37
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 12.517
Anisotropic B[1][1] -0.11
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.36
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.26
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 12.671
r_chiral_restr 0.108
r_bond_refined_d 0.01
r_dihedral_angle_1_deg 6.818
r_mcbond_it 0.964
r_mcangle_it 1.589
r_scangle_it 3.267
r_gen_planes_refined 0.01
r_dihedral_angle_2_deg 32.74
r_angle_refined_deg 1.363
r_dihedral_angle_4_deg 11.814
r_scbond_it 2.362
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1932
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 314

Software

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