5E5Z

Structure of the amyloid forming peptide LVHSSN (residues


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP29120 mg/ml in water and mixed with 0.09 M HEPES pH 7.5, 1.26M tri-sodium citrate, and 10% glycerol
Crystal Properties
Matthews coefficientSolvent content
1.326.59

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 9.643α = 90
b = 9.609β = 101.22
c = 19.029γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray291CCDADSC QUANTUM 3152010-03-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-E0.979APS24-ID-E

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.610092.90.07617.862.91136

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.6649.4593911889.070.17020.16730.1983
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
0.51090.7797-3.4472-8.2645
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d10.74
f_angle_d0.975
f_chiral_restr0.056
f_bond_d0.004
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms46
Nucleic Acid Atoms
Solvent Atoms1
Heterogen Atoms

Software

Software
Software NamePurpose
PHENIXrefinement
DENZOdata reduction
PHASERphasing