3DIL

Crystal structure of the Thermotoga maritima lysine riboswitch bound to lysine


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.729318% PEG4000, 0.1M Sodium Citrate, 20% isopropanol, pH 5.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.6553.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.216α = 90
b = 78.953β = 90
c = 139.988γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42008-02-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-E0.9795APS24-ID-E

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
11.92096.10.09223.74795146081
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)
11.91.9796.10.5958.63.94733

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 DIFFRACTIONTHROUGHOUT1.9204556943656233495.810.193940.193940.192090.22871RANDOM23.434
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]
-0.52-0.671.19
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg9.664
r_angle_refined_deg1.124
r_scangle_it0.774
r_scbond_it0.505
r_nbtor_refined0.259
r_mcangle_it0.162
r_nbd_refined0.149
r_symmetry_vdw_refined0.133
r_mcbond_it0.121
r_metal_ion_refined0.096
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg9.664
r_angle_refined_deg1.124
r_scangle_it0.774
r_scbond_it0.505
r_nbtor_refined0.259
r_mcangle_it0.162
r_nbd_refined0.149
r_symmetry_vdw_refined0.133
r_mcbond_it0.121
r_metal_ion_refined0.096
r_xyhbond_nbd_refined0.085
r_symmetry_hbond_refined0.076
r_chiral_restr0.054
r_bond_refined_d0.005
r_gen_planes_refined0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms3752
Solvent Atoms793
Heterogen Atoms58

Software

Software
Software NamePurpose
REFMACrefinement
CBASSdata collection
HKL-2000data reduction
HKL-2000data scaling
SHARPphasing