ALTERNATION OF DNA AND SOLVENT LAYERS IN THE A FORM OF D(GGCGCC) OBTAINED BY ETHANOL CRYSTALLIZATION
ethanol, magnesium chloride, sodium cacodylate, tetra-arginine, spermine tetrachloride, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K
Used Konnert-Hendrickson conjugate-gradient algorithm instead of the full matrix approach.
Every 20 reflections one was kept for R-free calculations
Clowney et al. Gelbin et al. Parkinson et al.