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EC Tree

1 Oxidoreductases

2.1 Transferring one-carbon groups

2.1.1 Methyltransferases

2.1.2 Hydroxymethyl-, formyl- and related transferases

2.1.3 Carboxy- and carbamoyltransferases

2.1.3.1 methylmalonyl-CoA carboxytransferase

2.1.3.2 aspartate carbamoyltransferase

2.1.3.3 ornithine carbamoyltransferase

2.1.3.4 created 1965, deleted 1972

2.1.3.5 oxamate carbamoyltransferase

2.1.3.6 putrescine carbamoyltransferase

2.1.3.7 3-hydroxymethylcephem carbamoyltransferase

2.1.3.8 lysine carbamoyltransferase

2.1.3.9 N-acetylornithine carbamoyltransferase

2.1.3.10 malonyl-S-ACP:biotin-protein carboxyltransferase

2.1.3.11 N-succinylornithine carbamoyltransferase

2.1.3.12 decarbamoylnovobiocin carbamoyltransferase

2.1.3.13 ATP carbamoyltransferase

2.1.3.14 tobramycin carbamoyltransferase

2.1.3.15 acetyl-CoA carboxytransferase

2.1.3.16 ureidoglycine carbamoyltransferase

2.1.4 Amidinotransferases

2.1.5 Methylenetransferases

2.2 Transferring aldehyde or ketonic groups

2.2.1 Transketolases and transaldolases

2.3 Acyltransferases

2.4 Glycosyltransferases

2.5 Transferring alkyl or aryl groups, other than methyl groups

2.5.1 Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)

2.6 Transferring nitrogenous groups

2.6.1 Transaminases

2.6.2 Amidinotransferases (deleted sub-subclass)

2.6.2.1 created 1961, deleted 1965

2.6.3 Oximinotransferases

2.6.3.1 oximinotransferase

2.6.99 Transferring other nitrogenous groups

2.7 Transferring phosphorus-containing groups

2.8 Transferring sulfur-containing groups

2.9 Transferring selenium-containing groups

2.10 Transferring molybdenum- or tungsten-containing groups

2.10.1 Molybdenumtransferases or tungstentransferases with sulfide groups as acceptors

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Release 2023.1 (January 2023)