1VZK

A Thiophene Based Diamidine Forms a "Super" AT Binding Minor Groove Agent


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17MGCL2, DNA, COMPOUND DB818, MPD, SPERMINE, SODIUM CACODYLATE BUFFER., pH 7.00
Crystal Properties
Matthews coefficientSolvent content
2.856.05

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 25.677α = 90
b = 39.921β = 90
c = 65.185γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray103IMAGE PLATERIGAKU RAXIS IVOSMIC FOCUSSING MIRRORS2003-04-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU200

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
11.771795.20.04370.186.5866671
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)
11.771.8392.50.13513.16

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEDNA PART OF NDB ENTRY GDL009 OR PDB ENTRY 2DBE1.7782589466285.80.22260.22730.2953RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
573
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.04
s_angle_d0.028
s_bond_d0.008
s_non_zero_chiral_vol0.006
s_anti_bump_dis_restr0.004
s_from_restr_planes0.0015
s_similar_dist
s_zero_chiral_vol
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms486
Solvent Atoms60
Heterogen Atoms27

Software

Software
Software NamePurpose
SHELXL-97refinement
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing