(RS)-1-benzyl-1,2,3,4-tetrahydroisoquinoline N-methyltransferase activity
(RS)-norcoclaurine 6-O-methyltransferase activity
(S)-coclaurine-N-methyltransferase activity
(S)-scoulerine 9-O-methyltransferase activity
(S)-tetrahydroprotoberberine N-methyltransferase activity
10-hydroxydihydrosanguinarine 10-O-methyltransferase activity
11-O-demethyl-17-O-deacetylvindoline O-methyltransferase activity
12-hydroxydihydrochelirubine 12-O-methyltransferase activity
16-methoxy-2,3-dihydro-3-hydroxytabersonine N-methyltransferase activity
2-methyl-6-phytyl-1,4-benzoquinone methyltransferase activity
2-methyl-6-solanyl-1,4-benzoquinone methyltransferase activity
24-methylenesterol C-methyltransferase activity
3'-demethylstaurosporine O-methyltransferase activity
3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase activity
3,7-dimethylquercitin 4'-O-methyltransferase activity
3-demethylubiquinone-10 3-O-methyltransferase activity
3-demethylubiquinone-9 3-O-methyltransferase activity  
3-hydroxyanthranilate 4-C-methyltransferase activity
3-methylquercitin 7-O-methyltransferase activity
5-hydroxyfuranocoumarin 5-O-methyltransferase activity
6-hydroxymellein O-methyltransferase activity
6-O-methylnorlaudanosoline 5'-O-methyltransferase activity
8-hydroxyfuranocoumarin 8-O-methyltransferase activity
8-hydroxyquercitin 8-O-methyltransferase activity
[cytochrome c]-methionine S-methyltransferase activity
[ribulose-bisphosphate carboxylase]-lysine N-methyltransferase activity
acetylserotonin O-methyltransferase activity  
amine N-methyltransferase activity  
anthranilate N-methyltransferase activity
apigenin 4'-O-methyltransferase activity
arsenite methyltransferase activity  
caffeoyl-CoA O-methyltransferase activity
carnosine N-methyltransferase activity
catechol O-methyltransferase activity  
chlorophenol O-methyltransferase activity
columbamine O-methyltransferase activity
cycloartenol 24-C-methyltransferase activity
cyclopropane-fatty-acyl-phospholipid synthase activity
demethylmacrocin O-methyltransferase activity
dimethylglycine N-methyltransferase activity
dimethylhistidine N-methyltransferase activity
diphthine synthase activity  
DNA (cytosine-5-)-methyltransferase activity  +  
farnesoic acid O-methyltransferase activity
fatty acid O-methyltransferase activity
glucuronoxylan 4-O-methyltransferase activity
glycine N-methyltransferase activity  
guanidinoacetate N-methyltransferase activity  
histamine N-methyltransferase activity  
histidine N-methyltransferase activity
homocysteine S-methyltransferase activity  
indolepyruvate C-methyltransferase activity
inositol 1-methyltransferase activity
inositol 3-methyltransferase activity
inositol 4-methyltransferase activity
iodophenol O-methyltransferase activity
isobutyraldoxime O-methyltransferase activity
isoflavone 4'-O-methyltransferase activity
isoflavone 7-O-methyltransferase activity
isoliquiritigenin 2'-O-methyltransferase activity
isoorientin 3'-O-methyltransferase activity
jasmonate O-methyltransferase activity
kaempferol 4'-O-methyltransferase activity
laricitrin 5'-O-methyltransferase activity
licodione 2'-O-methyltransferase activity
lipid A phosphate methyltransferase activity
loganate O-methyltransferase activity
luteolin O-methyltransferase activity
lysine N-methyltransferase activity  +  
macrocin O-methyltransferase activity
magnesium protoporphyrin IX methyltransferase activity
methionine S-methyltransferase activity
methylamine-glutamate N-methyltransferase activity
methylarsonite methyltransferase activity  
methylene-fatty-acyl-phospholipid synthase activity
methylhistidine N-methyltransferase activity
methylquercetagetin 6-O-methyltransferase activity
mRNA (guanine-N7-)-methyltransferase activity  
mRNA methyltransferase activity  +  
myricetin 3'-O-methyltransferase activity
N-benzoyl-4-hydroxyanthranilate 4-O-methyltransferase activity
nicotinamide N-methyltransferase activity  
nicotinate N-methyltransferase activity
O-demethylpuromycin O-methyltransferase activity
peptidyl-arginine C-methyltransferase activity
phenol O-methyltransferase activity
phenylethanolamine N-methyltransferase activity  
phosphatidyl-N-dimethylethanolamine N-methyltransferase activity  
phosphatidyl-N-methylethanolamine N-methyltransferase activity  
phosphatidylethanolamine N-methyltransferase activity  
phosphoethanolamine N-methyltransferase activity
phosphomethylethanolamine N-methyltransferase activity
polyprenyldihydroxybenzoate methyltransferase activity  +  
polysaccharide O-methyltransferase activity
precorrin-2 C20-methyltransferase activity
precorrin-3B C17-methyltransferase activity
precorrin-4 C11-methyltransferase activity
precorrin-6Y C5,15-methyltransferase (decarboxylating) activity
protein C-terminal leucine carboxyl O-methyltransferase activity
protein C-terminal S-isoprenylcysteine carboxyl O-methyltransferase activity  
protein-glutamate O-methyltransferase activity
protein-glutamine N-methyltransferase activity
protein-histidine N-methyltransferase activity
protein-L-isoaspartate (D-aspartate) O-methyltransferase activity  
putrescine N-methyltransferase activity
pyridine N-methyltransferase activity
quercetin 3-O-methyltransferase activity
rRNA (adenine-N6,N6-)-dimethyltransferase activity  
rRNA (adenine-N6-)-methyltransferase activity  +  
rRNA (cytosine-N4-)-methyltransferase activity
rRNA (guanine-N1-)-methyltransferase activity  +
rRNA (guanine-N2-)-methyltransferase activity  +
rRNA (guanine-N7-)-methyltransferase activity
rRNA (uridine-N3-)-methyltransferase activity
rRNA methyltransferase activity  +  
S-adenosylmethionine-dependent tRNA (m5U54) methyltransferase activity  
sarcosine N-methyltransferase activity
site-specific DNA-methyltransferase (adenine-specific) activity
site-specific DNA-methyltransferase (cytosine-N4-specific) activity
sterol 24-C-methyltransferase activity
tellurite methyltransferase activity
tetrahydrocolumbamine 2-O-methyltransferase activity
thioether S-methyltransferase activity  
thiol S-methyltransferase activity
thiopurine S-methyltransferase activity  
trans-aconitate 2-methyltransferase activity
trans-aconitate 3-methyltransferase activity
trimethylsulfonium-tetrahydrofolate N-methyltransferase activity
tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase activity  
tRNA (adenine) methyltransferase activity  +  
tRNA (adenine-N6-)-methyltransferase activity
tRNA (cytosine) methyltransferase activity  +  
tRNA (guanine) methyltransferase activity  +  
tRNA (guanine-N2-)-methyltransferase activity  
tryptophan 2-C-methyltransferase activity
tyramine N-methyltransferase activity
uroporphyrin-III C-methyltransferase activity
vitexin 2''-O-rhamnoside 7-O-methyltransferase activity