X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 293.0
Details 0.1M Tris-HCl pH 8.5, 20% ethanol, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 165.95 α = 90
b = 124.73 β = 90
c = 40.5 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 QUANTUM 315r -- 2009-12-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 0.97910 ESRF ID29

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
1.92 55.32 97.9 0.113 0.113 -- 4.1 64843 63481 -- -- 25.038
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)
1.92 2.029 94.0 0.438 0.438 2.5 4.0 9250

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 1.92 40.5 -- -- -- 60194 3216 97.56 -- 0.1978 0.19601 0.23134 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 1.92 1.974 -- 195 4027 0.301 0.312 -- 90.37
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.266
Anisotropic B[1][1] 1.28
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.36
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.08
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 18.202
r_dihedral_angle_1_deg 6.111
r_mcbond_other 0.212
r_angle_other_deg 0.866
r_dihedral_angle_2_deg 35.389
r_bond_refined_d 0.014
r_bond_other_d 0.001
r_mcangle_it 1.697
r_gen_planes_other 0.001
r_mcbond_it 0.94
r_gen_planes_refined 0.007
r_dihedral_angle_3_deg 12.915
r_chiral_restr 0.086
r_scangle_it 3.717
r_scbond_it 2.259
r_angle_refined_deg 1.418
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4763
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 417

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
PHASER phasing
REFMAC refinement version: 5.5.0102
iMOSFLM data reduction
SCALA data scaling