3NH0

Crystal structure of RNase T in complex with a non-preferred ssDNA (AAC)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP32980.1M Citric acid pH 3.5, 14% PEG 1000, 10mM Spermidine, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.1643.03

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 96.075α = 90
b = 106.36β = 90
c = 46.991γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152009-07-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSRRC BEAMLINE BL13B10.999NSRRCBL13B1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.33099.70.0923.825.8223132231322.26
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.381000.2856.262180

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3NGY2.327.1481.342200622006172699.530.2210.19990.19570.2493RANDOM24.0486
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]
7.9915-6.5643-1.4272
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.501
f_angle_d0.83
f_chiral_restr0.057
f_bond_d0.004
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3184
Nucleic Acid Atoms122
Solvent Atoms270
Heterogen Atoms

Software

Software
Software NamePurpose
HKL-2000data collection
AMoREphasing
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling