| EC:1.1.1.3 Homoserine dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.29 Glycerate dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.75 (R)-aminopropanol dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.81 Hydroxypyruvate reductase. | TG | PF | CP | HS |
| EC:1.1.1.95 Phosphoglycerate dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.103 L-threonine 3-dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.- | TG | PF | CP | HS |
| EC:1.1.3.17 Choline oxidase. | TG | PF | CP | HS |
| EC:1.1.99.1 Choline dehydrogenase. | TG | PF | CP | HS |
| EC:1.2.1.8 Betaine-aldehyde dehydrogenase. | TG | PF | CP | HS |
| EC:1.2.1.11 Aspartate-semialdehyde dehydrogenase. | TG | PF | CP | HS |
| EC:1.4.2.1 Glycine dehydrogenase (cytochrome). | TG | PF | CP | HS |
| EC:1.4.3.3 D-amino acid oxidase. | TG | PF | CP | HS |
| EC:1.4.3.4 Amine oxidase (flavin-containing). | TG | PF | CP | HS |
| EC:1.4.3.6 Amine oxidase (copper-containing). | TG | PF | CP | HS |
| EC:1.4.4.2 Glycine dehydrogenase (decarboxylating). | TG | PF | CP | HS |
| EC:1.5.3.1 Sarcosine oxidase. | TG | PF | CP | HS |
| EC:1.5.99.1 Sarcosine dehydrogenase. | TG | PF | CP | HS |
| EC:1.5.99.2 Dimethylglycine dehydrogenase. | TG | PF | CP | HS |
| EC:1.8.1.4 Dihydrolipoyl dehydrogenanse. | TG | PF | CP | HS |
| EC:2.1.1.2 Guanidinoacetate N-methyltransferase. | TG | PF | CP | HS |
| EC:2.1.1.5 Betaine--homocysteine S-methyltransferase. | TG | PF | CP | HS |
| EC:2.1.1.17 Phosphatidylethanolamine N-methyltransferase. | TG | PF | CP | HS |
| EC:2.1.1.20 Glycine N-methyltransferase. | TG | PF | CP | HS |
| EC:2.1.1.71 Phosphatidyl-N-methylethanolamine N-methyltransferase. | TG | PF | CP | HS |
| EC:2.1.2.1 Glycine hydroxymethyltransferase. | TG | PF | CP | HS |
| EC:2.1.2.10 Aminomethyltransferase. | TG | PF | CP | HS |
| EC:2.1.2.- | TG | PF | CP | HS |
| EC:2.1.4.1 Glycine amidinotransferase. | TG | PF | CP | HS |
| EC:2.3.1.29 Glycine C-acetyltransferase. | TG | PF | CP | HS |
| EC:2.3.1.37 5-aminolevulinic acid synthase. | TG | PF | CP | HS |
| EC:2.6.1.4 Glycine transaminase. | TG | PF | CP | HS |
| EC:2.6.1.44 Alanine--glyoxylate transaminase. | TG | PF | CP | HS |
| EC:2.6.1.45 Serine--glyoxylate transaminase. | TG | PF | CP | HS |
| EC:2.6.1.51 Serine--pyruvate transaminase. | TG | PF | CP | HS |
| EC:2.6.1.52 Phosphoserine transaminase. | TG | PF | CP | HS |
| EC:2.7.1.31 Glycerate kinase. | TG | PF | CP | HS |
| EC:2.7.1.32 Choline kinase. | TG | PF | CP | HS |
| EC:2.7.1.39 Homoserine kinase. | TG | PF | CP | HS |
| EC:2.7.2.4 Aspartate kinase. | TG | PF | CP | HS |
| EC:2.7.3.5 Lombricine kinase. | TG | PF | CP | HS |
| EC:2.7.8.8 CDP-diacylglycerol--serine O-phosphatidyltransferase. | TG | PF | CP | HS |
| EC:3.1.3.3 Phosphoserine phosphatase. | TG | PF | CP | HS |
| EC:3.1.3.38 3-phosphoglycerate phosphatase. | TG | PF | CP | HS |
| EC:3.1.4.3 Phospholipase C. | TG | PF | CP | HS |
| EC:4.1.1.65 Phosphatidylserine decarboxylase. | TG | PF | CP | HS |
| EC:4.1.2.5 Threonine aldolase. | TG | PF | CP | HS |
| EC:4.2.1.22 Cystathionine beta-synthase. | TG | PF | CP | HS |
| EC:4.2.3.1 Threonine synthase. | TG | PF | CP | HS |
| EC:4.3.1.17 L-serine ammonia-lyase. | TG | PF | CP | HS |
| EC:4.3.1.18 D-serine ammonia-lyase. | TG | PF | CP | HS |
| EC:4.3.1.19 Threonine ammonia-lyase. | TG | PF | CP | HS |
| EC:4.4.1.1 Cystathionine gamma-lyase. | TG | PF | CP | HS |
| EC:5.1.1.10 Amino-acid racemase. | TG | PF | CP | HS |
| EC:6.1.1.3 Threonine--tRNA ligase. | TG | PF | CP | HS |
| EC:6.1.1.11 Serine--tRNA ligase. | TG | PF | CP | HS |
| EC:6.1.1.14 Glycine--tRNA ligase. | TG | PF | CP | HS |