TY - RPRT TI - DNA methyltransferases affecting the sequence 5'CCGG. AU - S Jentsch AU - U Günthert AU - T A Trautner PY - 1981 DO - 10.1093/nar/9.12.2753 UR - https://pubmed.ncbi.nlm.nih.gov/6269059/ ID - 6269059 ER -