3QF8

X-ray crystal structure of the ruthenium complex [Ru(tap)2(dppz)]2+ bound to d(TCGGCGCCGA) at medium resolution


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP627710% MPD, 40mM Sodium cacodylate, 12mM Spermine hydrochloride, 80mM Sodium chloride, 20mM Barium chloride, pH 6, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.8857.34

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.239α = 90
b = 42.239β = 90
c = 39.379γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray180CCDOXFORD SAPPHIRE CCD2011-01-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOXFORD DIFFRACTION ENHANCE ULTRA1.5418

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
11.72329.8744.025674330933
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.721.8838.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT1.7313.963249714786.210.18440.182140.20.233130.24RANDOM21.682
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
r_scangle_it3.75
r_scbond_it2.925
r_angle_refined_deg2.722
r_chiral_restr0.141
r_gen_planes_refined0.022
r_bond_refined_d0.021
r_bond_other_d
r_angle_other_deg
r_dihedral_angle_1_deg
r_dihedral_angle_2_deg
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms202
Solvent Atoms87
Heterogen Atoms52

Software

Software
Software NamePurpose
CrysalisProdata collection
SHELXCDphasing
SHELXEmodel building
REFMACrefinement
CrysalisProdata reduction
CrysalisProdata scaling