Phylogenetic, Molecular, and Biochemical Characterization of Caffeic Acid o-Methyltransferase Gene Family in Brachypodium distachyon

Table 1

Relative activity (%) of BdCOMT1 recombinant protein purified with six substrates. (^a34 nkat mg⁻¹).

Substrate structure	Substrate name	BdCOMT4	BdCOMT1	BdCOMT2	BdCOMT3
	Caffeic Acid	100^a	1.34	0.95	0.92
	Caffeoyl Aldehyde	43.1	1.21	1.08	1.10
	Luteolin	83.5	1.13	0.95	1.03
	Pyrogallol	27.4	1.40	1.14	1.08
	Propyl Gallate	17.0	1.15	1.18	1.46
	Methyl Gallate	31.5	1.15	0.93	0.97