Literature summary extracted from

Bugos, R.C.; Chiang, V.L.C.; Campbell, W.H.
Characterization of bispecific caffeic acid/5-hydroxyferulic acid O-methyltransferase from aspen (1992), Phytochemistry, 31, 1495-1498.

Inhibitors

EC Number	Inhibitors	Comment	Organism	Structure
2.1.1.68	Rabbit anti-O-methyltransferase immunoglobulin G	strong	Populus tremuloides

Molecular Weight [Da]

EC Number	Molecular Weight [Da]	Molecular Weight Maximum [Da]	Comment	Organism
2.1.1.68	40000	-	x * 40000, SDS-PAGE	Populus tremuloides
2.1.1.68	60000	-	HPLC gel filtration	Populus tremuloides

Organism

EC Number	Organism	UniProt	Comment	Textmining
2.1.1.68	Populus tremuloides	-	aspen	-

Purification (Commentary)

EC Number	Purification (Comment)	Organism
2.1.1.68	affinity chromatography on S-adenosyl-homocysteine-agarose	Populus tremuloides

Source Tissue

EC Number	Source Tissue	Comment	Organism	Textmining
2.1.1.68	xylem	developing secondary xylem	Populus tremuloides	-

Specific Activity [micromol/min/mg]

EC Number	Specific Activity Minimum [µmol/min/mg]	Specific Activity Maximum [µmol/min/mg]	Comment	Organism
2.1.1.68	1.602	-	-	Populus tremuloides

Substrates and Products (Substrate)

EC Number	Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
2.1.1.68	additional information	methylation only in meta-position	Populus tremuloides	?	-	?
2.1.1.68	S-adenosyl-L-methionine + 3,4-dihydroxy-trans-cinnamate	i.e. caffeate, m-specific methylation	Populus tremuloides	S-adenosyl-L-homocysteine + 3-methoxy-4-hydroxy-trans-cinnamate	-	?
2.1.1.68	S-adenosyl-L-methionine + 5-hydroxyferulic acid	m-specific methylation	Populus tremuloides	S-adenosyl-L-homocysteine + sinapic acid	-	?

Subunits

EC Number	Subunits	Comment	Organism
2.1.1.68	?	x * 40000, SDS-PAGE	Populus tremuloides

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Release 2023.1 (January 2023)