6B3K

Crystal structure of mutant Spinach RNA aptamer in complex with Fab BL3-6


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.22968% Tacsimate (pH 7.0), 20% Polyethylene glycol 3,350, 0.1 M HEPES (pH 7.2)
Crystal Properties
Matthews coefficientSolvent content
3.4564.36

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 147.216α = 90
b = 80.019β = 111.47
c = 93.405γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray77PIXELDECTRIS PILATUS 6M-F2015-11-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-C0.97920APS24-ID-C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)CC (Half)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
12.0969.197.60.0970.99812.36.958291
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.092.16599.60.0970.9961.1

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-VALUE4KZE2.0969.0971.3658275200097.30.19380.19260.2258
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_d9.176
f_angle_d0.884
f_chiral_restr0.048
f_bond_d0.007
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3321
Nucleic Acid Atoms1786
Solvent Atoms256
Heterogen Atoms1

Software

Software
Software NamePurpose
PHENIXrefinement
HKL-2000data reduction
Aimlessdata scaling
PHENIXphasing