2H05

Br Derivitation of A-DNA Octamer GTG(Ubr)ACAC


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62838mM MgCl2, 4mM Spermine, 40% MPD, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 283K
Crystal Properties
Matthews coefficientSolvent content
2.0740.66

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.048α = 90
b = 42.048β = 90
c = 24.27γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102006-05-06MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X12C0.9199, 0.9202, 0.9400, 1.100NSLSX12C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
11.818.8199.40.04512.112.122482248-329.8
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.81.8695.80.3132.77.1203

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 DIFFRACTIONMAD, SADTHROUGHOUTpdb entry 1Z7I1.818.8122036203618891.10.220.2130.2130.248RANDOM32.5
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]
2.22.2-4.41
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d28.3
c_improper_angle_d2.16
c_angle_deg1.9
c_bond_d0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms161
Solvent Atoms33
Heterogen Atoms

Software

Software
Software NamePurpose
CNSrefinement
CBASSdata collection
HKL-2000data scaling
CNSphasing