X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62930.5 MM RNA DUPLEX, 12 MM SPERMINE, 40 MM NA-CACODYLATE PH 6.0, 80 MM SRCL2, 40 MM LICL, 10 % (V/V) MPD AGAINST 0.5 ML 35 % (V/V) MPD, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.5250.75

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 32.9α = 90
b = 47.53β = 101.9
c = 26.2γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1997-02-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X11EMBL/DESY, HAMBURGX11

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
11.164096.80.0694.96656766567
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)
1.161.1793.30.564

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSIRASTHROUGHOUT1.1615132581325864796.70.14980.14980.14680.2401THIN RESOLUTION SHELLS
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
14378
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.094
s_similar_adp_cmpnt0.044
s_similar_dist0.024
s_bond_d0.022
s_angle_d0.017
s_from_restr_planes0.017
s_non_zero_chiral_vol0.009
s_rigid_bond_adp_cmpnt0.009
s_anti_bump_dis_restr0.005
s_zero_chiral_vol
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms586
Solvent Atoms85
Heterogen Atoms2

Software

Software
Software NamePurpose
SHELXL-97refinement
DENZOdata reduction
SCALEPACKdata scaling