3GX2

TteSAM-I riboswitch variant A94GU34C bound to sinefungin


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP730330 mM magnesium chloride, 60 mM potassium chloride, 12 mM spermine-HCl, 10% MPD, 40 mM cacodylate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 303K
Crystal Properties
Matthews coefficientSolvent content
2.5451.56

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.614α = 90
b = 62.614β = 90
c = 158.395γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++2009-01-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.54

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
12.92099.40.05915.75.647451268.1
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)
2.931000.3693.75.537500

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTpdb entry 2GIS2.919.410.09733372997.880.22830.22190.287668.1
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d28.5
f_angle_d2.17
f_bond_d0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms2030
Solvent Atoms
Heterogen Atoms34

Software

Software
Software NamePurpose
CrystalCleardata collection
PHENIXmodel building
PHENIXrefinement
CrystalCleardata reduction
CrystalCleardata scaling
PHENIXphasing