stranded helix by doubling back. Draw the detailed chemical structures for all the base- pairing (Watson-Click paring + Hoogsteen paring) in the triple helix shown in the figure.

Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter3: Biological Macromolecules
Section: Chapter Questions
Problem 20RQ: How does the double helix structure of DNA support its role in encoding the genome? The...
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Q3.
An H-DNA region has one all
purine (blue) and one all pyrimidine
(brown) strand, allowing it to form a triple-
stranded helix by doubling back. Draw the
detailed chemical structures for all the base-
pairing (Watson-Click paring + Hoogsteen
paring) in the triple helix shown in the
figure.
5' Pyr-GTAGGAGCGG-
3 Pur-CATCCTGGCC
5 3
Pur Pyr
Transcribed Image Text:1 of 1 Q3. An H-DNA region has one all purine (blue) and one all pyrimidine (brown) strand, allowing it to form a triple- stranded helix by doubling back. Draw the detailed chemical structures for all the base- pairing (Watson-Click paring + Hoogsteen paring) in the triple helix shown in the figure. 5' Pyr-GTAGGAGCGG- 3 Pur-CATCCTGGCC 5 3 Pur Pyr
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