4RP6

Structure of the amyloid-forming segment LTIITLE from p53 (residues 252-258)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.5291reservoir contained 0.1 M Tris buffer pH 8.5 and 20% ethanol, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
1.5822.21

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 4.811α = 86.59
b = 12.599β = 89.29
c = 21.34γ = 79.15
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152012-02-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-E0.9792APS24-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
11.70321.302970.09610.63.1512512-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.721.7891.40.50511.62.6

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT1.70321.3022.145075075093.720.16550.16550.16260.1919RANDOM
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]
1.4505-0.20780.59560.3869-3.0866-1.8374
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.346
f_angle_d1.08
f_chiral_restr0.061
f_bond_d0.007
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms56
Nucleic Acid Atoms
Solvent Atoms2
Heterogen Atoms

Software

Software
Software NamePurpose
ADSCdata collection
PHASERphasing
PHENIXrefinement
DENZOdata reduction
SCALEPACKdata scaling