X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 6.7
Temperature 293.0
Details Magnesium chloride, BIS-TRIS, Polyethylene glycol 3,350, pH 6.7, vapor diffusion, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.63 α = 90
b = 122.78 β = 90
c = 44.76 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 -- 2010-11-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 0.997 ESRF ID23-1

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
2.3 50 99.6 0.109 -- -- 5.9 -- 18809 -- -- --
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)
2.3 2.34 96.7 0.328 -- -- 4.9 880

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 2.3 50.0 -- 0.0 -- 18768 970 98.77 -- 0.1957 0.1937 0.2352 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 2.279 2.338 -- 82 1125 0.22 0.279 -- 86.83
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.0253
Anisotropic B[1][1] -1.68
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.98
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.65
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.722
r_dihedral_angle_2_deg 37.745
r_chiral_restr 0.126
r_bond_refined_d 0.023
r_mcbond_it 0.988
r_angle_refined_deg 1.808
r_gen_planes_other 0.016
r_dihedral_angle_3_deg 17.113
r_gen_planes_refined 0.01
r_dihedral_angle_4_deg 16.884
r_mcangle_it 1.788
r_bond_other_d 0.002
r_scbond_it 3.083
r_angle_other_deg 1.243
r_dihedral_angle_1_deg 6.29
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2359
Nucleic Acid Atoms 0
Heterogen Atoms 41
Solvent Atoms 83

Software

Software
Software Name Purpose
SCALEPACK data scaling
REFMAC refinement
PDB_EXTRACT data extraction version: 3.10
HKL-2000 data reduction