2NLM

Crystal structure of the DB 911- D(CGCGAATTCGCG)2 complex at 2.05 A resolution.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7293MAGNESIUM CHLORIDE, DNA DODECAMER, MPD, COMPOUND DB 911, SODIUM CACODYLATE BUFFER, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 7.00
Crystal Properties
Matthews coefficientSolvent content
2.1242.07

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 24.726α = 90
b = 40.065β = 90
c = 65.556γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray105IMAGE PLATERIGAKU RAXIS IVOSMIC FOCUSING MIRROR SYSTEM2006-07-31MSINGLE 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
12.0520.0397.60.03916.43.3642913
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)
2.052.1298.80.22953.34

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTDNA PART OF NDB ENTRY GDL009 OR PDB ENTRY 2DBE.2.05844214429142097.70.2580.2560.2560.329RANDOM
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
559
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.072
s_angle_d0.024
s_from_restr_planes0.01
s_bond_d0.006
s_non_zero_chiral_vol0.006
s_anti_bump_dis_restr0.006
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 Atoms45
Heterogen Atoms28

Software

Software
Software NamePurpose
SHELXL-97refinement
CNSrefinement
CrystalCleardata collection
d*TREKdata reduction
d*TREKdata scaling
CNSphasing