2A64

Crystal Structure of Bacterial Ribonuclease P RNA


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.2298(NH4)2SO4, K2SO4, MgCl2, MPD, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
4.270.7
4.270.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 147.15α = 90
b = 159.42β = 90
c = 410.21γ = 90
Symmetry
Space GroupF 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV2003-07-01MSINGLE WAVELENGTH
21x-ray100CCDADSC QUANTUM 3152004-07-04MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU200
2SYNCHROTRONSSRL BEAMLINE BL9-21.1397, 1.1402, 0.9540SSRLBL9-2

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
1,23.350099.40.1487.55.843559928.4
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)
3.33.4299.90.5183.25.49

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)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 DIFFRACTIONMADTHROUGHOUT3.337.1523739735599179897.80.32470.32140.32040.3399RANDOM154.4
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]
20.93-10.85-10.07
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d14.6
c_improper_angle_d1.39
c_angle_deg0.8
c_bond_d0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms6383
Solvent Atoms
Heterogen Atoms

Software

Software
Software NamePurpose
CNSrefinement
PDB_EXTRACTdata extraction
d*TREKdata scaling
CNSphasing