1KIL

Three-dimensional structure of the complexin/SNARE complex


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.527727%(v/v) Iso-Propanol, 200mM MgCl2, 100mM Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.6553.59

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 40.489α = 90
b = 60.425β = 90
c = 159.787γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDCUSTOM-MADE2001-09-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID1.0332APS19-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.332.297.40.0510.05124.85.31809817624-3-345.8
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.32.3482.40.2650.2654.33.8728

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1SFC2.332.231585715857100587.30.2870.2450.305RANDOM65.7
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]
36.42-4.39-32.03
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d16.6
c_scangle_it3.93
c_scbond_it2.52
c_mcangle_it2.46
c_mcbond_it1.46
c_angle_deg1.2
c_improper_angle_d0.8
c_bond_d0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2495
Nucleic Acid Atoms
Solvent Atoms113
Heterogen Atoms2

Software

Software
Software NamePurpose
HKL-2000data collection
HKL-2000data reduction
AMoREphasing
CNSrefinement
HKL-2000data scaling