4M3I

X-ray crystal structure of the ruthenium complex [Ru(TAP)2(dppz-{Me2})]2+ bound to d(CCGGTACCGG)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP729310ul drop containing 1ul of 4mM-[Ru(TAP)2(dppz-{Me2})]2+, 1ul of 1 mM d(CCGGTACCGG)2, and a 8ul addition containing 12mM spermine, 10% 2-methyl-2,4-pentanediol, 40mM sodium cacodylate pH 7.0, 80mM NaCl and 20mM BaCl2. This was equilibrated against 1ml of 35% 2-methyl-,4-pantanediol. , VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.9368.68

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.279α = 90
b = 53.279β = 90
c = 33.709γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2012-07-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-11.03320ESRFID23-1

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
12.153.2831142

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT2.137.67277412993.890.252660.251470.27743RANDOM53.991
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]
2.732.73-5.46
RMS Deviations
KeyRefinement Restraint Deviation
r_angle_other_deg2.68
r_angle_refined_deg1.939
r_chiral_restr0.149
r_gen_planes_refined0.021
r_gen_planes_other0.021
r_bond_refined_d0.019
r_bond_other_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms198
Solvent Atoms13
Heterogen Atoms107

Software

Software
Software NamePurpose
MxCuBEdata collection
SHELXSphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling