What is the best way to draw this kind of DNA shape?

[kkbbss1309]

Hi there
I am in trouble with drawing this kind of shape

[scottd (Scott Davidson)]

Might something like this help? https://grasshopperdocs.com/addons/alba.html

Or this https://youtu.be/xgUJ_AsCUdo

[kkbbss1309]

Thank you for your reply
I think both methods are very useful

[HS_Kim]

You can get your base curves like this…

DoubleHelix_re.gh (11.0 KB)

[kkbbss1309]

Thank you!