SET7 Methyltransferase methylates lysine 4 (Lys 4) of histone H3. Methylation occurs at the e amino group of lysine residues. Di- and tri- methylation of histone H3 Lys 4 is a hallmark of transcriptionally active chromatin and is globally distributed.
View SET7 Methyltransferase on New England Biolabs’s website- SET7 Methyltransferase