X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.1 M NA CITRATE PH 5.7, 0.2 M MG ACETATE, 15% PEG8000, 50 MM DTT.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 94.08 α = 90
b = 94.08 β = 90
c = 366.49 γ = 90
Symmetry
Space Group P 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2010-07-14
Diffraction Radiation
Monochromator Protocol
HORIZONTALLY SIDE DIFFRACTING SILICON 111 CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 -- ESRF ID23-2

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
2.79 50 99.8 0.14 -- -- 14.2 -- 42297 -- 3.0 56.0
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)
2.79 2.96 99.2 0.58 -- 4.71 14.6 --

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 2.79 47.04 -- -- -- 40180 2115 100.0 -- 0.22866 0.22443 0.30898 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 2.79 2.862 -- 151 2871 0.256 0.368 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.947
Anisotropic B[1][1] -0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.02
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.212
r_chiral_restr 0.131
r_mcbond_it 0.9
r_dihedral_angle_4_deg 21.381
r_dihedral_angle_2_deg 39.812
r_gen_planes_refined 0.01
r_mcangle_it 1.734
r_dihedral_angle_3_deg 21.099
r_angle_refined_deg 2.203
r_dihedral_angle_1_deg 8.534
r_bond_refined_d 0.021
r_scbond_it 2.531
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10279
Nucleic Acid Atoms 0
Heterogen Atoms 116
Solvent Atoms 13

Software

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