X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details pH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.4 α = 90
b = 58.8 β = 90
c = 143 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-03-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID2 -- ESRF ID2

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
3 20 99.5 0.133 0.133 -- 5.5 -- 40751 -- 0.0 --
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)
3.05 3.16 100.0 0.35 0.35 4.0 5.5 --

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 3.0 8.0 -- 3.0 -- 7406 323 96.0 -- -- 0.183 0.28 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 3.0 8.0 -- 50 3371 0.25 0.315 0.05 99.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 2.5
x_scbond_it 2.0
x_mcangle_it 2.0
x_mcbond_it 1.38
x_improper_angle_d 1.67
x_bond_d 0.012
x_angle_deg 1.95
x_dihedral_angle_d 28.39
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.25
Luzzati Resolution Cutoff (Low) 8.0
Luzzati ESD (R-Free Set) 0.34
Luzzati Sigma A (R-Free Set) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3355
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
X-PLOR 3.843 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.843 refinement
AMORE model building
SCALEPACK data reduction
DENZO data collection