《英文msh词典》DNA,A Form
[入口词] DNA,A Form
[主题词] DNA,A-Form
[英文释义] An isoform of DNA that occurs in an environment rich in SODIUM and POTASSIUM ions. It is a right-handed helix with 11 base pairs per turn,a pitch of 0.256 nm per base pair and a helical diameter of 2.3 nm.