X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Lipidic Cubic Phase
pH 6.5
Temperature 293.0
Details 50mM Sodium Cacodylate, 1.6M NaCl, 40% PEG400, pH 6.5, Lipidic Cubic Phase, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 144.09 α = 90
b = 97.96 β = 127.99
c = 94.65 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 -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.0 SSRL BL7-1

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
2.7 74.6 97.39 -- -- -- -- 29388 28621 -- -- --

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 2.7 74.6 -- -- 26466 26466 1401 97.37 -- 0.17621 0.17328 0.22993 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 2.7 2.77 -- 98 1970 0.239 0.309 -- 97.5
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.285
Anisotropic B[1][1] 1.05
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.94
Anisotropic B[2][2] -0.45
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.79
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.061
r_scbond_it 1.901
r_mcangle_it 1.283
r_mcbond_it 0.684
r_gen_planes_refined 0.006
r_chiral_restr 0.12
r_dihedral_angle_4_deg 17.723
r_dihedral_angle_3_deg 17.562
r_dihedral_angle_2_deg 35.377
r_dihedral_angle_1_deg 5.548
r_angle_refined_deg 1.563
r_bond_refined_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5882
Nucleic Acid Atoms 0
Heterogen Atoms 456
Solvent Atoms 67

Software

Computing
Computing Package Purpose
HKL-3000 Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0110 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0110 refinement
PHASER model building