Status	Description	Organism	Genes	References
	methyl-H4SPT:CoM methyltransferase	Methanothermococcus thermolithotrophicus	G1686-1649
	methyl-H4SPT:CoM methyltransferase	Methanobrevibacter arboriphilus	G16PI-329
	methyl-H4SPT:CoM methyltransferase	Methermicoccus shengliensis	G16VZ-699