Holz, B., Dank, N., Eickhoff, J. E., Lipps, G., Krauss, G., & Weinhold, E. (1999).
Identification of the binding site for the extrahelical target base in N-6-adenine DNA methyltransferases
by photo-cross-linking with duplex oligodeoxyribonucleotides containing 5-iodouracil at the target position.