1DDY

MOLECULAR RECOGNITION BY THE VITAMIN B12 RNA APTAMER


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.4289LICL, ISOPROPANOL, MGCL2, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
4.1370.25

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 91.33α = 90
b = 161.88β = 90
c = 100.96γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 41998-09-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.11.6047,1.6057,1.5842ALS5.0.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
1320920.06113.73.854015640156
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
133.05800.1954.4692

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 (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMAD PHASINGTHROUGHOUT312164921325266387.90.2040.2040.246RANDOM26.5
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]
15.23-21.175.94
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d14.3
c_improper_angle_d3.06
c_angle_deg1.3
c_bond_d0.008
c_dihedral_angle_d_prot
c_angle_d_na
c_angle_d
c_angle_deg_na
c_angle_deg_prot
c_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d14.3
c_improper_angle_d3.06
c_angle_deg1.3
c_bond_d0.008
c_dihedral_angle_d_prot
c_angle_d_na
c_angle_d
c_angle_deg_na
c_angle_deg_prot
c_bond_d_na
c_dihedral_angle_d_na
c_angle_d_prot
c_bond_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms3004
Solvent Atoms
Heterogen Atoms372

Software

Software
Software NamePurpose
SOLVEphasing
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling