X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 293.0
Details 100mM Tris-HCl (pH 8.5), 25% (w/v) PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 102.48 α = 90
b = 50.55 β = 125.01
c = 71.32 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2009-07-23
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PAL/PLS BEAMLINE 4A 1.0000 PAL/PLS 4A

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
1.8 58.42 99.1 -- -- -- -- 26832 26832 -- -- --
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)
1.8 1.83 99.2 -- -- -- -- --

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 1.8 50.0 -- 0.0 26828 26181 1387 98.99 0.206 0.18933 0.18704 0.23325 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 1.801 1.847 -- 96 1881 0.252 0.368 -- 97.34
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.055
Anisotropic B[1][1] -1.32
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.98
Anisotropic B[2][2] -0.27
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.46
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.976
r_gen_planes_refined 0.011
r_dihedral_angle_1_deg 5.311
r_dihedral_angle_3_deg 13.322
r_dihedral_angle_2_deg 41.689
r_scangle_it 6.72
r_bond_refined_d 0.026
r_scbond_it 3.979
r_chiral_restr 0.161
r_dihedral_angle_4_deg 12.268
r_mcbond_it 1.455
r_mcangle_it 2.642
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2161
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 165

Software

Software
Software Name Purpose
HKL-2000 data collection
MOLREP phasing
REFMAC refinement version: 5.5.0072
HKL-2000 data reduction
HKL-2000 data scaling