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Narva, Kenneth E.; Van Etten, James L.; Slatko, Barton E.; Benner, Jack S. (1988-12-25). "The amino acid sequence of the eukaryotic DNA [N6-adenine]methyltransferase M·CviBIII, has regions of similarity with the prokaryotic isoschizomer M · TaqI and other DNA [N6-adenine] methyltransferases". Gene. 74 (1): 253–259. doi:10.1016/0378-1119(88)90298-3. ISSN0378-1119. PMID3248728.
Liscombe, David K.; Louie, Gordon V.; Noel, Joseph P. (2012). "Architectures, mechanisms and molecular evolution of natural product methyltransferases". Natural Product Reports. 29 (10): 1238–50. doi:10.1039/c2np20029e. PMID22850796.
Ashihara, Hiroshi; Yokota, Takao; Crozier, Alan (2013). Biosynthesis and catabolism of purine alkaloids. Advances in Botanical Research. Vol. 68. pp. 111–138. doi:10.1016/B978-0-12-408061-4.00004-3. ISBN9780124080614.
Kessler, Christoph; Manta, Vicentiu (1990-01-01). "Specificity of restriction endonucleases and DNA modification methyltransferases — a review (edition 3)". Gene. 92 (1): 1–240. doi:10.1016/0378-1119(90)90486-B. ISSN0378-1119. PMID2172084.
Narva, Kenneth E.; Van Etten, James L.; Slatko, Barton E.; Benner, Jack S. (1988-12-25). "The amino acid sequence of the eukaryotic DNA [N6-adenine]methyltransferase M·CviBIII, has regions of similarity with the prokaryotic isoschizomer M · TaqI and other DNA [N6-adenine] methyltransferases". Gene. 74 (1): 253–259. doi:10.1016/0378-1119(88)90298-3. ISSN0378-1119. PMID3248728.
Liscombe, David K.; Louie, Gordon V.; Noel, Joseph P. (2012). "Architectures, mechanisms and molecular evolution of natural product methyltransferases". Natural Product Reports. 29 (10): 1238–50. doi:10.1039/c2np20029e. PMID22850796.
Kessler, Christoph; Manta, Vicentiu (1990-01-01). "Specificity of restriction endonucleases and DNA modification methyltransferases — a review (edition 3)". Gene. 92 (1): 1–240. doi:10.1016/0378-1119(90)90486-B. ISSN0378-1119. PMID2172084.
Narva, Kenneth E.; Van Etten, James L.; Slatko, Barton E.; Benner, Jack S. (1988-12-25). "The amino acid sequence of the eukaryotic DNA [N6-adenine]methyltransferase M·CviBIII, has regions of similarity with the prokaryotic isoschizomer M · TaqI and other DNA [N6-adenine] methyltransferases". Gene. 74 (1): 253–259. doi:10.1016/0378-1119(88)90298-3. ISSN0378-1119. PMID3248728.