3D0U

Crystal Structure of Lysine Riboswitch Bound to Lysine


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP73032 M Li2SO4, 5 mM MgCl2, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 303K
Crystal Properties
Matthews coefficientSolvent content
4.6473.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 119.823α = 90
b = 119.823β = 90
c = 58.744γ = 120
Symmetry
Space GroupP 32

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152008-01-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X29A1.1050NSLSX29A

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
12.74095.60.08413.5524657
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)
2.72.861.40.4032.21601

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (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 DIFFRACTIONSAD2.832.6190.4122659188997.70.1840.1820.20954.61
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]
-7.9203-7.920315.8407
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d20.48
f_angle_d1.087
f_chiral_restr0.07
f_bond_d0.005
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms3479
Solvent Atoms45
Heterogen Atoms31

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
SHELXphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
SHELXDphasing