for homopolynucleotides in 0.15 m nacl , the ka value for poly ( da ) .poly ( dt ) is nearly the same as ka for b-dna , which indicates the similarity of their conformations , whereas the kg value for poly ( dg ) .poly ( dc ) is 1.7-fold lower in comparison with the kg value in b-dna .
C0919262
b-dna
C0012854
dna