| diphthine methyltransferase | <enzyme> Catalyses the transfer of three methyl groups from 5-adenosylmethionine to 2-(3-carboxy-3-aminopropyl)histidine (cg-1 precursor) to the amino group on carbon 3 of the side chain to form diphthine, a post-translational modified histidine Registry number: EC 2.1.1.- Synonym: met-ef-2 methyltransferase (26 Jun 1999) |
|---|
| acetylserotonin n-methyltransferase | <enzyme> An enzyme that catalyses the transfer of a methyl group from s-adenosylmethionine to n-acetylserotonin to form n-acetyl-5-methoxytryptamine (melatonin). Chemical name: S-Adenosyl-L-methionine:N-acetylserotonin O-methyltransferase Registry number: EC 2.1.1.4 (12 Dec 1998) |
|---|---|
| aklanonic acid methyltransferase | <enzyme> Catalyses the methyl esterification of aklanonic acid; involved in daunomycin biosynthesis; genbank l35154; see also daunorubicin-doxorubicin polyketide synthase Registry number: EC 2.1.1.- Synonym: dauc protein, dauc gene product, aamtase, dnrc protein, dnrc gene product (26 Jun 1999) |
| avermectin B2 O-methyltransferase | <enzyme> Converts avermectin b component to avermectin a components during avermectin biosynthesis Registry number: EC 2.1.1.- (26 Jun 1999) |
| azaheterocycle N-methyltransferase | <enzyme> Catalyses the n-methylation of nicotine to n-methylnicotinium Registry number: EC 2.1.1.- Synonym: azh-n-methyltransferase, nicotine n-methyltransferase (26 Jun 1999) |
| BalI methyltransferase | <enzyme> Recognises 5'-tggcca-3' and methylates first c to produce c(5)-methylcytosine Registry number: EC 2.1.1.- Synonym: methyltransferase bali, DNA methyltransferase bali (26 Jun 1999) |
| BcgI methyltransferase | <enzyme> From bacillus coagulans; an m(6)a-methyltransferase which produces n-6 methyladenine as the sole product of bcgi methylation Registry number: EC 2.1.1.- Synonym: bcgi methylase (26 Jun 1999) |
| beta-carboline-2-N-methyltransferase | <enzyme> Brain enzyme may have a role in development of idiopathic parkinson disease by forming n-methylated beta-carbolinium cations Registry number: EC 2.1.1.- Synonym: betac-2-nmt (26 Jun 1999) |
| Bsp6I methyltransferase | <enzyme> From plasmid-borne gene bsp6i of bacillus; 315 amino acids, mw 36.3 kD; genbank x81638 Registry number: EC 2.1.1- Synonym: bsp6i mtase, bsp6im gene product, bsp6i methylase, m.bsp6i (26 Jun 1999) |
| BSSHII methyltransferase | <enzyme> A multispecific methyltransferase recognizing five different targets from bacillus; amino acid sequence has been determined Registry number: EC 2.1.1.- Synonym: bsshii mtase, m.bsshii (26 Jun 1999) |
| caffeate O-methyltransferase | <enzyme> Caffeic acid methylated to ferulic acid; a separate enzyme (EC 2.1.1.104) acts on caffeoyl-CoA; jrg5 isolated from barley Registry number: EC 2.1.1.68 Synonym: sam-ca-methyltransferase, s-adenosylmethionine caffeic acid o-methyltransferase, caffeic acid o-methyltransferase, 5-hydroxyferulic acid o-methyltransferase, bispecific o-methyltransferase, lignin o-methyltransferase, caffeic acid 3-o-methyltransferase, caomt protein, jrg5 gene product, omt1 protein (26 Jun 1999) |
| caffeoyl-CoA O-methyltransferase | <enzyme> Catalyses the methylation of caffeoyl-CoA to form trans-feruloyl-CoA; also accepts with low affinity various other caffeic esters as substrates; do not confuse with EC 2.1.1.68 which acts on caffeic acid; has been sequenced; genbank l22203 (stellaria longipes) Registry number: EC 2.1.1.104 Synonym: sam-c-CoA 3-o-methyltransferase, s-adenosylmethionin-trans-caffeoyl-coenzyme a 3-o-methyltransferase, sam-cca-methyltransferase, caffeoyl-CoA-3-o-methyltransferase, s-adenosyl-l-methionine-trans-caffeoyl-coenzyme a 3-o-methyltransferase, ccoaomt, s-adenosylmethionine-trans-caffeoyl-CoA 3-o-methyltransferase, ccoamt (26 Jun 1999) |
| cap II RNA(nucleoside-2'-)methyltransferase | <enzyme> Converts cap i-terminated mRNA to cap II-terminated mRNA Registry number: EC 2.1.1.- Synonym: cap II methylase (26 Jun 1999) |
| cap I RNA (nucleoside-2'-)methyltransferase | <enzyme> Converts cap 0-terminated mRNA to cap i-terminated mRNA Registry number: EC 2.1.1.- Synonym: cap I methylase (26 Jun 1999) |
| carminomycin 4-O-methyltransferase | <enzyme> Isolated from streptomyces peucetius; catalyses the final step in daunorubicin biosynthesis; embl/genbank l13453 Registry number: EC 2.1.1.- Synonym: dnrk gene product (26 Jun 1999) |
| m(2)G rRNA methyltransferase | <enzyme> 16s rrna-specific methyltransferase; forms m(2)g966; uses unmethylated 30s subunits as a substrate, but not free unmethylated 16s rrna Registry number: EC 2.1.1.- Synonym: m2g methyltransferase, m(2)g methyltransferase (26 Jun 1999) |