X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.8
Details PROTEIN CRYSTAL WAS OBTAINED IN 22% PEG-2000 AT PH 6.8 100MM BIS-TRIS BUFFER WITH 0.1M BARIUM CHLORIDE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 185.45 α = 90
b = 216.34 β = 90
c = 68.61 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2009-02-19
Diffraction Radiation
Monochromator Protocol
SI 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I03 -- Diamond I03

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 45.93 99.9 0.1 -- -- 6.5 -- 76826 -- 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)
2.7 2.85 100.0 0.45 -- 4.0 6.6 --

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 2.7 141.42 -- -- -- 72876 3852 99.83 -- 0.19522 0.19228 0.25118 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 -- 283 4984 0.283 0.349 -- 99.96
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 49.111
Anisotropic B[1][1] 1.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.52
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.52
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.006
r_angle_refined_deg 1.62
r_chiral_restr 0.091
r_dihedral_angle_1_deg 5.991
r_dihedral_angle_3_deg 14.802
r_bond_refined_d 0.011
r_dihedral_angle_2_deg 36.436
r_dihedral_angle_4_deg 17.807
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 20887
Nucleic Acid Atoms 0
Heterogen Atoms 471
Solvent Atoms 316

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0117
MOSFLM data reduction
SCALA data scaling