X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8
Temperature 293.0
Details 1.7M ammonium sulfate, 1.7% PEG 400, 15% glycerol, 0.1M HEPES, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.21 α = 90
b = 98.92 β = 90
c = 181.26 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 270 -- 2008-11-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-17A 0.983 Photon Factory BL-17A

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
1.5 50 98.1 0.086 -- -- 7.8 -- 191711 -- 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)
1.5 1.55 91.2 0.335 -- 6.5 8.3 --

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 1.51 33.37 -- -- -- 181993 9648 98.89 -- 0.15792 0.15678 0.17946 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 1.506 1.545 -- 694 13232 0.217 0.223 -- 98.38
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.457
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 11.012
r_scbond_it 1.183
r_angle_refined_deg 1.066
r_bond_refined_d 0.006
r_chiral_restr 0.07
r_gen_planes_refined 0.005
r_mcangle_it 0.742
r_scangle_it 1.836
r_dihedral_angle_2_deg 36.054
r_dihedral_angle_1_deg 6.335
r_mcbond_it 0.407
r_dihedral_angle_4_deg 9.1
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.069
Luzzati ESD (R-Free Set) 0.069
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9032
Nucleic Acid Atoms 0
Heterogen Atoms 269
Solvent Atoms 1827

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0088
HKL-2000 data collection
HKL-2000 data reduction
HKL-2000 data scaling
MOLREP phasing