PPT Slide

helical sense right right left

repeating unit 1bp 1bp 2bp

rotation/base 33.6o 35.9+4.2 o -60/2

mean bp/turn 10.7 10+1.2 12

inclinations of bases +19o -1.2+4.1o -9o

to helix axis

rise/bp (Angstroms) 2.46 3.32+0.19 3.8

pitch/turn 24.6 33.2 45.6

glycosyl angle anti anti anti at C

conformation syn at G