X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 289.0
Details 30% PEG 4K, 100mM Tris, 200mM Lithium sulphate , pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.5 α = 90
b = 90.5 β = 90
c = 514.24 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD -- 2010-07-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.97 ESRF BM14

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
2.5 50 93.4 0.101 -- -- 9.7 -- 44836 -- -- 57.7
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)
2.5 2.54 95.7 0.448 -- 2.7 4.8 2032

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 2.5 50.0 -- -- -- 40489 2147 95.0 -- 0.27459 0.27344 0.29624 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 2.502 2.567 -- 146 2794 0.313 0.344 -- 91.9
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.259
Anisotropic B[1][1] -1.59
Anisotropic B[1][2] -0.79
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.59
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.38
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.122
r_scbond_it 1.142
r_mcangle_it 0.96
r_mcbond_it 0.501
r_gen_planes_refined 0.005
r_chiral_restr 0.069
r_dihedral_angle_4_deg 17.076
r_dihedral_angle_3_deg 14.192
r_dihedral_angle_2_deg 39.31
r_dihedral_angle_1_deg 6.14
r_angle_refined_deg 1.045
r_bond_refined_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7560
Nucleic Acid Atoms 0
Heterogen Atoms 102
Solvent Atoms 167

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
SCALA 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
HKL-2000 data collection