X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 277.0
Details 20% PEG3350, 100mM Tris pH 7.5 200 mM ammonium phosphate, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 144.21 α = 90
b = 144.21 β = 90
c = 84.17 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD NOIR-1 -- 2008-02-02
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 4.2.2 -- ALS 4.2.2

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 50 97.8 -- -- -- -- -- 52510 0.0 0.0 --
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)
2.7 2.8 84.1 -- -- -- -- --

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 50.0 -- -- 52542 49849 2663 97.75 0.33 0.23361 0.23117 0.2796 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 2.701 2.771 -- 165 3073 0.33 0.396 -- 81.01
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 52.152
Anisotropic B[1][1] 2.4
Anisotropic B[1][2] 1.2
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.4
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.61
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.003
r_chiral_restr 0.075
r_dihedral_angle_4_deg 12.727
r_dihedral_angle_3_deg 16.422
r_dihedral_angle_2_deg 35.105
r_dihedral_angle_1_deg 5.007
r_angle_refined_deg 1.138
r_bond_refined_d 0.005
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13272
Nucleic Acid Atoms 0
Heterogen Atoms 176
Solvent Atoms 59

Software

Computing
Computing Package Purpose
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement