DNA Structure

Biochemistry in 3D

Double-stranded, base-paired helical DNA

(a) B-DNA 10 base pairs / turn (Chime required)

      average helical-twist angle - 35.9

         to next base pair - 3.4

(b) A-DNA 10.9 base pairs / turn

      average helical-twist angle - 33.1

              to next base pair - 2.9

(c) Z-DNA

|Next|