Ser_00787 K00789 metK, MAT R00177Orthophosphate + Diphosphate + S-Adenosyl-L-methionine <=> ATP + L-Methionine + H2O
ATP:L-methionine S-adenosyltransferase Ser_00787 K00789 metK, MAT R04771ATP + L-Selenomethionine + H2O <=> Orthophosphate + Diphosphate + Se-Adenosylselenomethionine
ATP:L-selenomethione S-adenosyltransferase