5B16

X-ray structure of DROSHA in complex with the C-terminal tail of DGCR8.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP298100mM Citrate Bis-Tris Propane (pH 7.84), 3%(v/v) polyethylene glycol (PEG) 400, 3%(w/v) PEG 20,000, 1%(v/v) ethanol.
Crystal Properties
Matthews coefficientSolvent content
3.3463.17

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 117.254α = 90
b = 118.136β = 102.07
c = 122.296γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray193CCDADSC QUANTUM 315r2015-02-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPAL/PLS BEAMLINE 5C (4A)1.0PAL/PLS5C (4A)

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
13.22099.90.05910.77.32685449.52
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)
13.23.251000.5777.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE3.219.9322695314367.30.2670.361.56
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6157
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms2

Software

Software
Software NamePurpose
PHENIXrefinement
SCALEPACKdata scaling
PDB_EXTRACTdata extraction
HKL-2000data reduction
PHENIXphasing