3.1.31.1 micrococcal nuclease; spleen endonuclease; thermonuclease; nuclease T; micrococcal endonuclease; nuclease T'; staphylococcal nuclease; spleen phosphodiesterase; Staphylococcus aureus nuclease; Staphylococcus aureus nuclease B; ribonucleate (deoxynuc • • •