in the s1 reaction mixture consisting of 5 u of s1 nuclease , 0.168 m nacl , 1 mm znso4 and 8 % formamide at ph 4.8 , single-stranded dna was hydrolyzed by more than 98 % , while the hydrolysis of double-stranded dna was less than 3 % .
C0012935
single-stranded dna
C0012854
double-stranded dna