2XHE

Crystal structure of the Unc18-syntaxin 1 complex from Monosiga brevicollis


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3C98PDB ENTRY 3C98

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
177.5% PEG-6000, 0.1 M TRIS-HCL PH 7.0, 4.25% MPD, 15% GLYCEROL
Crystal Properties
Matthews coefficientSolvent content
3.1966.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 146.2α = 90
b = 146.2β = 90
c = 214.861γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6MMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SASLSX10SA

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
12.83099.90.119.814.734089275.23
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)
12.82.91000.752.114.3

Refinement

Statistics
Diffraction IDStructure Solution 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 REPLACEMENTPDB ENTRY 3C982.834.62.0134041172699.990.1910.18790.2503
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]
-9.8979-9.897919.7957
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.073
f_angle_d1.069
f_chiral_restr0.075
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6267
Nucleic Acid Atoms
Solvent Atoms48
Heterogen Atoms

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing