Enzyme:2.1.1.12

Upper Levels: EC2.-.-.- Transferases. : EC2.1.-.- Transferring one-carbon groups. : EC2.1.1.- Methyltransferases.

IDs and Links
IUBMB	EC2
ExPaSy	NiceZyme 2.1.1.12

S-adenosyl-L-methionine:L-methionine S-methyltransferase
Systematic Name	S-adenosyl-L-methionine:L-methionine S-methyltransferase
Common Name	methionine S-methyltransferase S-adenosyl methionine:methionine methyl transferase methionine methyltransferase S-adenosylmethionine transmethylase

S-Adenosyl-L-methionine + L-Methionine = S-Adenosyl-L-homocysteine + S-Methyl-L-methionine (links: = )

S-Adenosyl-L-methionine <Mapping> AtomMap:BMCCPUADf014$BMCCPUADf012$0 S-Adenosyl-L-homocysteine 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 8 ↔ 7 9 ↔ 8 10 ↔ 9 11 ↔ 10 12 ↔ 11 13 ↔ 12 14 ↔ 13 15 ↔ 14 16 ↔ 15 17 ↔ 16 18 ↔ 17 19 ↔ 18 20 ↔ 19 21 ↔ 20 22 ↔ 21 (S) -2-Amino-4-methylsulfanylbutanoic acid <Mapping> AtomMap:BMAAS4SF0003$BMAXS4SFr003$0 S-Methyl-L-methionine 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 8 S-Adenosyl-L-methionine <Mapping> AtomMap:BMCCPUADf014$BMAXS4SFr003$0 S-Methyl-L-methionine 7 ↔ 7

S-Adenosyl-L-methionine + Seleno-L-methionine = S-Adenosyl-L-homocysteine + Se-Methyl-seleno-L-methionine (links: = )

S-Adenosyl-L-methionine <Mapping> AtomMap:BMCCPUADf014$BMCCPUADf012$0 S-Adenosyl-L-homocysteine 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 8 ↔ 7 9 ↔ 8 10 ↔ 9 11 ↔ 10 12 ↔ 11 13 ↔ 12 14 ↔ 13 15 ↔ 14 16 ↔ 15 17 ↔ 16 18 ↔ 17 19 ↔ 18 20 ↔ 19 21 ↔ 20 22 ↔ 21 Seleno-L-methionine <Mapping> AtomMap:BMAAB4MT0001$BMAXS4MTr002$0 (3-Amino-4-hydroxy-4-oxobutyl) -dimethylselanium 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 7 ↔ 8 S-Adenosyl-L-methionine <Mapping> AtomMap:BMCCPUADf014$BMAXS4MTr002$0 (3-Amino-4-hydroxy-4-oxobutyl) -dimethylselanium 7 ↔ 7