X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.40 M (NH4) H2PO4 (NOT PH ADJUSTED), 6% 1,6-HEXANEDIOL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.48 α = 90
b = 84.52 β = 90
c = 125.75 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (RAXIS IV) -- -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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 50 94.4 -- 0.09 -- 3.7 -- 22272 -- 0.0 29.8
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 2.07 93.9 -- 0.21 2.7 3.7 --

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
ISOMORPHOUS REPLACEMENT 2.0 50.0 -- 0.0 -- 21185 1087 88.4 -- 0.2481 0.2481 0.2898 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 2.07 -- 111 2187 0.298 0.393 -- 91.9
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.8
Anisotropic B[1][1] -6.875
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.577
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.299
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.1
c_scbond_it 2.07
c_mcangle_it 2.14
c_mcbond_it 1.36
c_improper_angle_d 2.95
c_bond_d 0.0063
c_angle_deg 1.185
c_dihedral_angle_d 19.3
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.24
Luzzati ESD (R-Free Set) 0.34
Luzzati Sigma A (R-Free Set) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1646
Nucleic Acid Atoms 437
Heterogen Atoms 0
Solvent Atoms 208

Software

Computing
Computing Package Purpose
CRYSTALCLEAR Data Reduction (intensity integration)
CRYSTALCLEAR Data Reduction (data scaling)
CNS Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement
CNS model building