110D

ANTHRACYCLINE-DNA INTERACTIONS AT UNFAVOURABLE BASE BASE-PAIR TRIPLET-BINDING SITES: STRUCTURES OF D(CGGCCG)/DAUNOMYCIN AND D(TGGCCA)/ADRIAMYCIN COMPL


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.6
Temperature 277.0
Details pH 6.60, VAPOR DIFFUSION, SITTING DROP, temperature 277.00K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 28.07 α = 90
b = 28.07 β = 90
c = 53.35 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
DIFFRACTOMETER RIGAKU AFC-5R -- --
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.9 -- -- -- -- -- -- 3252 1742 -- -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
-- 1.9 7.0 -- 2.0 -- 1108 -- -- -- 0.208 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
n_plane_restr 0.016
n_phos_bond_it 12.6
n_phos_bond_d 0.04
n_sugar_bond_it 9.9
n_sugar_angle_it 12.4
n_sugar_bond_d 0.022
n_phos_angle_it 14.24
n_sugar_bond_angle_d 0.054
n_singtor_nbd 0.069
n_multtor_nbd 0.135
n_phos_bond_angle_d 0.062
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 120
Heterogen Atoms 38
Solvent Atoms 49

Software

Software
Software Name Purpose
NUCLSQ refinement