X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 289.0
Details 25% polyethylene glycol 3350, 0.2M ammonium sulfate, 0.1M HEPES-NaOH, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 154.46 α = 90
b = 154.46 β = 90
c = 90.97 γ = 120
Symmetry
Space Group H 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2011-04-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.9791 SSRF BL17U

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
2.91 50 91.3 0.131 0.131 -- 4.0 16465 16465 0.0 -3.0 70.2
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)
2.91 3.01 91.5 0.369 0.369 2.991 3.4 1642

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 2.91 44.2 -- -- -- 15358 835 91.32 -- 0.24051 0.23872 0.27423 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 2.91 2.986 -- 67 1144 0.306 0.374 -- 93.01
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 62.23
Anisotropic B[1][1] -1.51
Anisotropic B[1][2] -0.75
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.51
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.26
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.649
r_scbond_it 0.995
r_mcangle_it 0.681
r_mcbond_it 0.359
r_gen_planes_refined 0.006
r_chiral_restr 0.098
r_dihedral_angle_4_deg 14.112
r_dihedral_angle_3_deg 17.59
r_dihedral_angle_2_deg 44.182
r_dihedral_angle_1_deg 7.182
r_angle_refined_deg 1.401
r_bond_refined_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5328
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 11

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0102 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0102 refinement
MOLREP model building
ADSC version: Quantum data collection