X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
pH 5
Details KSCN 190MM BUFFER CH3COOK 50MM, PH=5, pH 5.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 28.01 α = 90
b = 63.18 β = 90
c = 60.41 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 283
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate MIRROR 1998-09-15
Diffraction Radiation
Monochromator Protocol
BENT CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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
1.63 15.83 96.8 -- 0.028 -- 4.2 -- 25539 -- 1.0 18.4
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)
1.63 1.69 89.5 -- 0.121 6.3 3.9 --

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 1.63 15.83 -- 2.0 -- 25515 2526 96.9 -- 0.198 0.198 0.237 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 1.63 1.69 -- 233 2124 0.284 0.304 0.02 89.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 16.2
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 4.25
x_scbond_it 2.8
x_mcangle_it 2.51
x_mcbond_it 1.58
x_improper_angle_d 1.07
x_bond_d 0.006
x_angle_deg 1.4
x_dihedral_angle_d 22.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.19
Luzzati Resolution Cutoff (Low) 5.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2002
Nucleic Acid Atoms 0
Heterogen Atoms 9
Solvent Atoms 136

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
AMORE Structure Solution
X-PLOR 3.851 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.851 refinement
AMORE model building
SCALA data reduction
MOSFLM data collection