5ET4

Structure of RNase A-K7H/R10H in complex with 3'-CMP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5289800 uL crystallisation condition reservoir formed by 27% PEG4000 and 20 mM sodium cacodylate buffer, pH 5.0. Crystals grew from droplets of 1 uL of protein solution and an equal volume of reservoir solution.
Crystal Properties
Matthews coefficientSolvent content
2.0539.87

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 160.366α = 90
b = 32.281β = 125.71
c = 106.963γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR555 FLAT PANEL2007-07-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X110.987EMBL/DESY, HAMBURGX11

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.186.7199.410.73.28464826449
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.1799.83.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1RPF2.129.1251.3426433133299.070.22850.22360.3212
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.489
f_angle_d1.212
f_chiral_restr0.049
f_bond_d0.009
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3888
Nucleic Acid Atoms
Solvent Atoms444
Heterogen Atoms8

Software

Software
Software NamePurpose
PHENIXrefinement
SCALAdata scaling
PHASERphasing
XDSdata reduction