Butterer, A., Pernstich, C., Smith, R. M., Sobott, F., Szczelkun, M. D., & Tóth, J. (2014). Type III restriction endonucleases are heterotrimeric: Comprising one helicase–nuclease subunit and a dimeric methyltransferase that binds only one specific DNA. Oxford University Press.

Butterer, Annika, Christian Pernstich, Rachel M. Smith, Frank Sobott, Mark D. Szczelkun, and Júlia Tóth. Type III Restriction Endonucleases Are Heterotrimeric: Comprising One Helicase–nuclease Subunit and a Dimeric Methyltransferase That Binds Only One Specific DNA. Oxford University Press, 2014.

Butterer, Annika, et al. Type III Restriction Endonucleases Are Heterotrimeric: Comprising One Helicase–nuclease Subunit and a Dimeric Methyltransferase That Binds Only One Specific DNA. Oxford University Press, 2014.