X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.4
Temperature 289.0
Details 16% PEG 3350, 0.1 M MES 6.4, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 110.22 α = 90
b = 110.22 β = 90
c = 132.99 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2007-11-29
Diffraction Radiation
Monochromator Protocol
DOUBLE-CRYSTAL, SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.000 ALS 5.0.2

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
2.2 95.35 99.8 0.064 -- -- 5.9 47958 47874 0.0 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)
2.2 2.32 100.0 0.761 -- 1.6 6.0 --

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 2.35 50.0 -- -- 47874 37367 1976 99.8 -- 0.22051 0.21912 0.24653 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 2.35 2.411 -- 142 2731 0.287 0.289 -- 99.97
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 61.123
Anisotropic B[1][1] 2.22
Anisotropic B[1][2] 1.11
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.22
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.32
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 17.331
r_bond_refined_d 0.012
r_dihedral_angle_2_deg 33.917
r_scbond_it 1.863
r_dihedral_angle_1_deg 6.027
r_mcbond_it 0.758
r_dihedral_angle_4_deg 14.433
r_chiral_restr 0.093
r_scangle_it 3.043
r_angle_refined_deg 1.474
r_gen_planes_refined 0.006
r_mcangle_it 1.409
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4077
Nucleic Acid Atoms 0
Heterogen Atoms 167
Solvent Atoms 146

Software

Software
Software Name Purpose
REFMAC refinement version: 5.4.0069
ADSC data collection version: Quantum
MOSFLM data reduction
SCALA data scaling