BASE-PAIR OPENING AND SPERMINE BINDING-B-DNA FEATURES DISPLAYED IN THE CRYSTAL STRUCTURE OF A GAL OPERON FRAGMENT: IMPLICATIONS FOR PROTEIN-DNA RECOGNITION
The structure was refined using the X-PLOR program.
The R value is
22.1
for 392 reflections
in the resolution range 20.000 to
2.500 Ångstroms
with Fobs > 1.000 sigma(Fobs).