the major nuclease activity in nuclei of mycelia of neurospora crassa has been identified as that of endoexonuclease , an enzyme purified and characterized previously from mitochondria and vacuoles which acts endonucleolytically on single-stranded dna and rna and possesses highly processive exonuclease activity with double-stranded dna .
C0012935
single-stranded dna
C0012854
double-stranded dna