X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 4.5
Temperature 293.0
Details 38% MPD, 0.1M acetate pH 4.5, 0.1M NBSD-256, VAPOR DIFFUSION, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 114.59 α = 90
b = 114.59 β = 90
c = 128.54 γ = 90
Symmetry
Space Group P 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
FLAT PANEL MAR555 FLAT PANEL -- 2010-05-10
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.9792 SSRF BL17U

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
2.5 50 86.2 -- -- -- -- 34278 29561 2.0 2.0 39.4
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)
2.49 2.59 91.5 -- -- -- -- --

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
-- 2.5 34.88 -- 0.0 -- 29561 1482 97.7 -- 0.255 0.255 0.278 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 2.5 2.66 -- 235 4517 0.352 0.354 0.023 96.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 43.0
Anisotropic B[1][1] 0.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.27
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.54
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 5.29
c_dihedral_angle_d 27.5
c_mcangle_it 7.99
c_scbond_it 2.85
c_angle_deg 1.5
c_bond_d 0.007
c_improper_angle_d 0.77
c_scangle_it 4.5
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.36
Luzzati Sigma A (Observed) 0.37
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.41
Luzzati Sigma A (R-Free Set) 0.44
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3614
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 329

Software

Software
Software Name Purpose
MAR345dtb data collection
PHENIX model building
CNS refinement version: 1.2
HKL-2000 data reduction
HKL-2000 data scaling
PHENIX phasing