What Does 5′ And 3′ Mean?
The 5′ and 3′ designations refer to the number of carbon atom in a deoxyribose sugar molecule to which a phosphate group bonds. This slide shows how the carbons in the sugars are numbered, to help you determine which ends is 5′, and which is 3′. Why is it from 5 to 3? The 5′ […]