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
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315) ADSC -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
1.9 50 99.3 -- 0.06 -- 4.3 -- 27720 -- 0.0 22.7
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)
1.9 2.0 96.0 -- 0.32 4.3 3.8 --

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
OTHER 1.9 50.0 -- 0.0 -- 26375 1345 95.1 -- 0.2805 0.2805 0.2813 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 1.9 1.97 -- 123 2178 0.2408 0.3115 -- 80.3
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.9
Anisotropic B[1][1] -4.293
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.499
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.794
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 2.97871
c_bond_d 0.00579
c_angle_deg 1.13309
c_dihedral_angle_d 18.9393
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Luzzati Sigma A (Observed) 0.19
Luzzati ESD (R-Free Set) 0.27
Luzzati Sigma A (R-Free Set) 0.19
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1637
Nucleic Acid Atoms 437
Heterogen Atoms 0
Solvent Atoms 245

Software

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