4J39

Crystal structure of p19 in complex with double-helical 19mer RNA p(CAG)3C(CUG)3


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62911.3 mM ammonium sulfate, 0.1 M MES, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.8957.44

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 90.611α = 90
b = 90.611β = 90
c = 148.521γ = 120
Symmetry
Space GroupH 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2011-11-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-10.9724ESRFID23-1

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
11.72099.10.07513.34.825529

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.71524226125598.590.181750.180480.20695RANDOM36.088
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]
2.771.392.77-4.16
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.427
r_dihedral_angle_3_deg14.347
r_dihedral_angle_4_deg13.373
r_dihedral_angle_1_deg5.963
r_scangle_it4.543
r_scbond_it3.261
r_mcangle_it3.003
r_angle_other_deg2.595
r_angle_refined_deg2.479
r_mcbond_it1.81
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.427
r_dihedral_angle_3_deg14.347
r_dihedral_angle_4_deg13.373
r_dihedral_angle_1_deg5.963
r_scangle_it4.543
r_scbond_it3.261
r_mcangle_it3.003
r_angle_other_deg2.595
r_angle_refined_deg2.479
r_mcbond_it1.81
r_mcbond_other0.535
r_symmetry_vdw_other0.389
r_chiral_restr0.218
r_symmetry_hbond_refined0.189
r_xyhbond_nbd_refined0.188
r_symmetry_vdw_refined0.149
r_bond_refined_d0.028
r_gen_planes_refined0.012
r_bond_other_d0.001
r_gen_planes_other0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms990
Nucleic Acid Atoms405
Solvent Atoms151
Heterogen Atoms20

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
HKL-2000data reduction
HKL-2000data scaling
CNSphasing