X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 20.0
Details DNA, NiCl2, MPD, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 20K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.03 α = 90
b = 53.03 β = 90
c = 97.79 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-11-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 -- EMBL/DESY, Hamburg X31

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
3.1 20 99.7 0.1 -- -- 15.2 2843 2843 -- 2.5 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
3.1 3.18 99.5 0.49 -- -- -- 213

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
-- 3.1 8.0 -- 1.0 2472 2472 230 94.2 -- -- 0.209 0.27 random
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008
c_angle_deg 1.1
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 769
Heterogen Atoms 8
Solvent Atoms 52

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement version: 0.9
DENZO data reduction
SCALEPACK data scaling