X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Temperature 290.0
Details 1.8 - 2.4M AMMONIUM SULPHATE, 0.1M TRIS-HCL, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.1 α = 90
b = 62.1 β = 90
c = 150.05 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.5418 -- --

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 20 95.7 0.062 -- -- 2.63 8944 8944 0.0 0.0 36.49
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 2.25 92.5 0.36 -- -- -- 553

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 2.2 10.0 -- 1.0 8850 8359 491 96.4 -- -- 0.1739 0.2419 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 2.2 2.34 1391 74 -- 0.263 0.313 -- --
X Ray Diffraction 2.34 2.51 1425 82 -- 0.238 0.321 -- --
X Ray Diffraction 2.51 2.76 1452 73 -- 0.223 0.382 -- --
X Ray Diffraction 2.76 3.15 1481 78 -- 0.177 0.247 -- --
X Ray Diffraction 3.15 3.93 1529 86 -- 0.151 0.199 -- --
X Ray Diffraction 3.93 10.0 1572 98 -- 0.142 0.212 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 37.37
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 6.55
c_improper_angle_d 0.955
c_dihedral_angle_d 23.2
c_mcangle_it 8.9
c_bond_d 0.0107
c_angle_deg 1.5121
c_mcbond_it 5.66
c_scangle_it 10.83
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.23
Luzzati Sigma A (Observed) 0.28
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.35
Luzzati Sigma A (R-Free Set) 0.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1225
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 81

Software

Software
Software Name Purpose
CNS refinement
DENZO data reduction
SCALEPACK data scaling
CNS phasing