ID 2.1.1.364 DE [histone H3]-lysine(4) N-methyltransferase. CA L-lysyl(4)-[histone H3] + S-adenosyl-L-methionine = H(+) + N(6)-methyl-L- CA lysyl(4)-[histone H3] + S-adenosyl-L-homocysteine. CC -!- This entry describes enzymes that catalyze a single methylation of CC the L-lysine(4) residue of histone H3 (H3K4), generating a CC monomethylated form. CC -!- This modifications influence the binding of chromatin-associated CC proteins and result in gene activation or suppression. CC -!- Some enzymes that catalyze this reaction continue to generate a CC trimethylated form; these enzymes are classified under EC 2.1.1.354. DR Q03164, KMT2A_HUMAN; P55200, KMT2A_MOUSE; Q9UMN6, KMT2B_HUMAN; DR O08550, KMT2B_MOUSE; Q8NEZ4, KMT2C_HUMAN; Q8BRH4, KMT2C_MOUSE; DR O14686, KMT2D_HUMAN; Q6PDK2, KMT2D_MOUSE; A0A163UT06, SET17_CAEEL; DR O15047, SET1A_HUMAN; E9PYH6, SET1A_MOUSE; Q9UPS6, SET1B_HUMAN; DR Q8CFT2, SET1B_MOUSE; Q9NVD3, SETD4_HUMAN; P58467, SETD4_MOUSE; DR Q6DHG0, SETD7_DANRE; Q7Z0G7, SETD7_HALRO; Q8WTS6, SETD7_HUMAN; DR Q8VHL1, SETD7_MOUSE; Q4QQN5, SETD7_XENTR; Q6K431, TRX1_ORYSJ ; //