2GIS

Structure of the S-adenosylmethionine riboswitch mRNA regulatory element


X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficientSolvent content
2.5752.2

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.901α = 90
b = 62.901β = 90
c = 158.967γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152005-11-11MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.11.10532, 1.10573ALS8.2.1

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
12.949.3299.60.07217.914.64150021494033139.3
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)
2.93.0899.90.4264.411.74

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 DIFFRACTIONMADTHROUGHOUT2.949.32135111341599999.30.2660.2660.2660.289RANDOM69.6
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]
11.8711.87-23.74
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d17.3
c_scangle_it2.61
c_mcangle_it2.56
c_improper_angle_d2.31
c_scbond_it1.63
c_angle_deg1.6
c_mcbond_it1.38
c_bond_d0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms2029
Solvent Atoms88
Heterogen Atoms57

Software

Software
Software NamePurpose
CNSrefinement
BOSdata collection
d*TREKdata scaling
CNSphasing