X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 284.0
Details PEG 1000, MOPS, LDAO, heptane-1,2,3-triol, sodium chloride, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 284K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 117.08 α = 90
b = 88.09 β = 90
c = 94.58 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-09-01
Diffraction Radiation
Monochromator Protocol
Synchrotron SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B 0.97800 NSLS X12B

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 20 92.3 0.09 -- -- 3.9 56331 56331 3.0 3.0 10.5
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)
2.0 2.13 0.71 -- -- -- -- --

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 2.0 19.71 0.0 0.0 56331 56331 2830 84.5 0.207 0.207 0.207 0.245 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 2.0 2.13 7400 397 7400 0.28 0.327 0.016 71.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.4
Anisotropic B[1][1] 4.47
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.57
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.9
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 1.08
c_scangle_it 3.09
c_bond_d 0.011
c_mcangle_it 1.98
c_scbond_it 2.17
c_dihedral_angle_d 27.2
c_angle_deg 1.7
c_mcbond_it 1.35
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.23
Luzzati Sigma A (Observed) 0.25
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.28
Luzzati Sigma A (R-Free Set) 0.27
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5184
Nucleic Acid Atoms 0
Heterogen Atoms 292
Solvent Atoms 386

Software

Software
Software Name Purpose
HKL-2000 data collection
HKL-2000 data reduction
SnB phasing
CNS refinement version: 1.0
HKL-2000 data scaling