X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.8
Temperature 277.0
Details 200mM Sodium Sulphate, 20% PEG 3350, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.4 α = 90
b = 51 β = 96.6
c = 74.6 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2011-07-02
Diffraction Radiation
Monochromator Protocol
Si(111) double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I02 0.979494 Diamond I02

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
1.5 24.7 97.8 0.04 -- -- -- 90345 27204 -- -3.0 23.014
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)
1.5 1.6 94.9 0.404 -- 3.02 -- --

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 1.5 24.7 -- 0.0 -- 27185 1377 97.78 -- 0.1783 0.1771 0.2002 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 1.5 1.539 -- 87 1717 0.279 0.262 -- 91.71
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.566
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.016
r_bond_refined_d 0.033
r_angle_refined_deg 2.633
r_dihedral_angle_2_deg 25.472
r_chiral_restr 0.187
r_dihedral_angle_1_deg 4.962
r_dihedral_angle_3_deg 13.894
r_dihedral_angle_4_deg 12.214
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1264
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 125

Software

Software
Software Name Purpose
XSCALE data scaling
PHASER phasing
REFMAC refinement
PDB_EXTRACT data extraction version: 3.11
GDA data collection