X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 30% PEG4000, 0.2 M AMMONIUM SULPHATE, 0.1M HEPES PH=7.5, pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 108.38 α = 90
b = 136.15 β = 119.02
c = 111.01 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2001-11-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 -- MAX II I711

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
1.88 20 97.6 0.076 -- -- 4.4 -- 114360 -- 2.0 12.0
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)
1.88 1.95 89.0 0.417 -- -- -- --

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 1.87 19.84 -- 0.0 -- 110526 10292 95.4 -- 0.194 0.194 0.208 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 1.87 1.99 -- 1506 15759 0.243 0.257 0.007 89.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 16.9
Anisotropic B[1][1] 3.24
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.29
Anisotropic B[2][2] -1.14
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.1
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.8
c_bond_d 0.005
c_angle_deg 1.3
c_dihedral_angle_d 23.0
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.21
Luzzati Sigma A (Observed) 0.16
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.22
Luzzati Sigma A (R-Free Set) 0.17
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10416
Nucleic Acid Atoms 0
Heterogen Atoms 217
Solvent Atoms 643

Software

Computing
Computing Package Purpose
SCALEPACK Data Reduction (data scaling)
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement