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 (MX-225) MARRESEARCH -- 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_scbond_it 2.531
r_mcangle_it 1.734
r_mcbond_it 0.9
r_gen_planes_refined 0.01
r_chiral_restr 0.131
r_dihedral_angle_4_deg 21.381
r_dihedral_angle_3_deg 21.099
r_dihedral_angle_2_deg 39.812
r_dihedral_angle_1_deg 8.534
r_angle_refined_deg 2.203
r_bond_refined_d 0.021
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

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