8AU0

Crystal structure of the a1 luminal coiled-coil domain of SUN1


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP2930.09M Sodium nitrate, 0.09M Disodium phosphate, 0.09M Ammonium sulfate, 0.1M Imidazole pH 6.5, 0.1M MES (acid), 37.5% MPD (racemic), 37.5% PEG 1K, 37.5% PEG 3350
Crystal Properties
Matthews coefficientSolvent content
1.831.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 31.313α = 90
b = 35.986β = 104.54
c = 46.095γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 XE 16M2019-05-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I040.9795DiamondI04

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Rpim I (All)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
12.06930.3196.60.0438.63.8598610.84
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.0692.1050.287

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEIdeal helices2.0730.311.39518328684.280.24440.24380.255120.98
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_d15.7305
f_angle_d0.7879
f_chiral_restr0.0319
f_bond_d0.0058
f_plane_restr0.0029
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms953
Nucleic Acid Atoms
Solvent Atoms55
Heterogen Atoms

Software

Software
Software NamePurpose
PHENIXrefinement
autoPROCdata reduction
Aimlessdata scaling
Arcimboldophasing
XDSdata reduction