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Structure of the amyloid-forming peptide YLESLM from human PHM


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1EVAPORATION, RECRYSTALLIZATION310the peptide was dissolved in 0.2 M acetate buffer (pH 4.67) at a concentration of 5 mg/ml and incubated at 310 K

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 4.833α = 90
b = 18.483β = 90
c = 43.363γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELRIGAKU HyPix-6000HE2024-01-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU PhotonJet-R1.54184

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Rrim I (All)CC (Half)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
11.0521.6999.950.2190.9945.44.4921365.36
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.051.091.3510.6051.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONAB INITIO PHASINGFREE R-VALUE1.0521.681.34211820899.110.19090.18870.1880.21040.20847.21
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d20.2406
f_angle_d1.5275
f_chiral_restr0.0779
f_bond_d0.0184
f_plane_restr0.0055
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms52
Nucleic Acid Atoms
Solvent Atoms1
Heterogen Atoms

Software

Software
Software NamePurpose
PHENIXrefinement
CrysalisProdata reduction
CrysalisProdata scaling
SHELXTphasing