X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.4
Temperature 298.0
Details 25%-30% PEG 3350, 50mM potassium phosphate, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.36 α = 90
b = 87.99 β = 102.7
c = 59.35 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2011-12-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID -- APS 17-ID

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
2.56 50 -- -- -- -- -- 18509 18509 -- -- --

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 2.56 48.41 -- -- 18509 17539 954 97.0 -- 0.24341 0.23917 0.31537 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 2.555 2.621 -- 66 1195 0.338 0.466 -- 91.91
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 60.638
Anisotropic B[1][1] 3.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.57
Anisotropic B[2][2] -2.67
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.18
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 6.464
r_mcangle_it 8.003
r_mcbond_it 5.427
r_gen_planes_refined 0.007
r_chiral_restr 0.115
r_dihedral_angle_4_deg 21.102
r_dihedral_angle_3_deg 19.898
r_dihedral_angle_2_deg 39.95
r_dihedral_angle_1_deg 6.744
r_angle_refined_deg 1.692
r_bond_refined_d 0.012
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.38
Luzzati Sigma A (Observed) 0.42
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.36
Luzzati Sigma A (R-Free Set) 0.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4280
Nucleic Acid Atoms 0
Heterogen Atoms 29
Solvent Atoms 3

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
CNS Structure Solution
REFMAC 5.7.0032 Structure Refinement
Software
Software Name Purpose
CNS version: 1.3 refinement