X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 295.0
Details 200mM (NH4)2SO4, 100mM Tris-HCl, 10% PEG 8000, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.35 α = 90
b = 89.35 β = 90
c = 304.86 γ = 120
Symmetry
Space Group P 32

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2010-10-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.9999 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
2.28 50 98.9 -- -- -- -- 125057 123682 2.0 2.0 --
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)
2.29 2.33 99.9 -- -- -- -- --

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 2.28 50.0 -- 2.0 117422 116060 6135 98.84 0.20418 0.20418 0.20167 0.25186 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 2.283 2.342 -- 452 8654 0.3 0.339 -- 99.33
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 40.701
Anisotropic B[1][1] 0.12
Anisotropic B[1][2] 0.06
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.12
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.18
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.269
r_scbond_it 2.021
r_mcangle_it 1.426
r_mcbond_it 0.753
r_gen_planes_refined 0.006
r_chiral_restr 0.119
r_dihedral_angle_4_deg 19.272
r_dihedral_angle_3_deg 20.204
r_dihedral_angle_2_deg 33.846
r_dihedral_angle_1_deg 6.219
r_angle_refined_deg 1.551
r_bond_refined_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 14641
Nucleic Acid Atoms 0
Heterogen Atoms 21
Solvent Atoms 589

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 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
ADSC version: Quantum data collection