| MMDBr0000001 | Phosphoadenosine phosphosulfate | Adenosine 3',5'-diphosphate | sulfotransferase family, cytosolic, 1A, phenol-preferring, member 1 | P-Cresol Sulfate Formation from P-Cresol | Miscellaneous | | 1 | VMH: PCSF |
| MMDBr0000002 | 10-Formyltetrahydrofolate-[Glu](5) | 10-Formyltetrahydrofolate-[Glu](5) | | 5-Glutamyl-10Fthf Transport, Lysosomal | Transport, lysosomal | | 1 | VMH: 10FTHF5GLUtl |
| MMDBr0000003 | 10-Formyltetrahydrofolate-[Glu](5) | 10-Formyltetrahydrofolate-[Glu](5) | | 5-Glutamyl-10Fthf Transport, Mitochondrial | Transport, mitochondrial | | 1 | VMH: 10FTHF5GLUtm |
| MMDBr0000008 | 10-Formyltetrahydrofolic acid | 10-Formyltetrahydrofolic acid | | 10-Formyltetrahydrofolate Lysosomal Transport via Diffusion | Transport, lysosomal | | 1 | VMH: 10FTHFtl |
| MMDBr0000009 | 10-Formyltetrahydrofolic acid | 10-Formyltetrahydrofolic acid | | 10-Formyltetrahydrofolate Mitochondrial Transport via Diffusion | Transport, mitochondrial | | 1 | VMH: 10FTHFtm |
| MMDBr0000014 | 1,3-Diaminopropane | 3-Aminopropionaldehyde | | 1, 3-Diaminopropane:Oxygen Oxidoreductase (Deaminating) | Beta-Alanine metabolism | | 1166 | VMH: 13DAMPPOX |
| MMDBr0000015 | 24R,25-Dihydroxyvitamin D2 | 1-a,24R,25-Trihydroxyvitamin D2 | | 1-Alpha-Vitamin D-24, 25-Hydroxylase (D2) | Vitamin D metabolism | | 1 | VMH: 1a_24_25VITD2Hm |
| MMDBr0000016 | Secalciferol | 24-Hydroxycalcitriol | | 1-Alpha-Vitamin D-24, 25-Hydroxylase (D3) | Vitamin D metabolism | | 1 | VMH: 1a_24_25VITD3Hm |
| MMDBr0000017 | Ercalcitriol | 1-a,24R,25-Trihydroxyvitamin D2 | | 1-Alpha, 24R, 25-Vitamin D-Hydroxylase (D2) | Vitamin D metabolism | | 1 | VMH: 1a_25VITD2Hm |
| MMDBr0000018 | Calcitriol | 24-Hydroxycalcitriol | | 1-Alpha, 24R, 25-Vitamin D-Hydroxylase (D3) | Vitamin D metabolism | | 1 | VMH: 1a_25VITD3Hm |
| MMDBr0000019 | 1-Methylnicotinamide | 1-Methylnicotinamide | | N1-Methylnicotinamide Transport | Transport, extracellular | | 1 | VMH: 1MNCAMti |
| MMDBr0000020 | 1-Piperideine-2-carboxylic acid | L-Pipecolic acid | | Delta1-Piperideine-2-Carboxylate Reductase, Perixosomal | Lysine metabolism | | 1 | KEGG: R02201; VMH: 1PPDCRp |
| MMDBr0000025 | 25-Hydroxyvitamin D2 | 24R,25-Dihydroxyvitamin D2 | cytochrome P450, family 24, subfamily A, polypeptide 1 | 24R-Vitamin D-25-Hydroxylase (D2) | Vitamin D metabolism | | 1 | VMH: 24_25VITD2Hm |
| MMDBr0000026 | Calcidiol | Secalciferol | cytochrome P450, family 24, subfamily A, polypeptide 1 | 24R-Vitamin D-25-Hydroxylase (D3) | Vitamin D metabolism | | 1 | VMH: 24_25VITD3Hm |
| MMDBr0000032 | Calcidiol | Calcidiol | | 25-Hydroxyvitamin D3 Transport from Cytoplasm | Transport, extracellular | | 1 | VMH: 25HVITD3t |
| MMDBr0000033 | Calcidiol | Calcidiol | | 25-Hydroxyvitamin D3 Transport in Mitochondria | Transport, mitochondrial | | 1 | VMH: 25HVITD3tin_m |
| MMDBr0000034 | Calcidiol | Calcidiol | | 25-Hydroxyvitamin D3 Transport from Mitochondria | Transport, mitochondrial | | 1 | VMH: 25HVITD3tm |
| MMDBr0000035 | 25-Hydroxyvitamin D2 | Ercalcitriol | cytochrome P450, family 27, subfamily B, polypeptide 1 | 1-Alpha-Vitamin D-25-Hydroxylase (D2) | Vitamin D metabolism | | 1 | VMH: 25VITD2Hm |
| MMDBr0000036 | Calcidiol | Calcitriol | cytochrome P450, family 27, subfamily B, polypeptide 1 | 1-Alpha-Vitamin D-25-Hydroxylase (D3) | Vitamin D metabolism | | 1 | VMH: 25VITD3Hm |
| MMDBr0000037 | 2-Aminoacrylic acid | Ammonia | serine dehydratase | 2-Aminoacrylate Hydrolysis | Glycine, serine, alanine, and threonine metabolism | | 1 | KEGG: R08698; VMH: 2AMACHYD |
| MMDBr0000038 | 2-Aminoacrylic acid | Cysteic acid | sulfotransferase family, cytosolic, 1A, phenol-preferring, member 3 | 2-Aminoacrylate Sulfotransferase | Methionine and cysteine metabolism | | 1 | VMH: 2AMACSULT |
| MMDBr0000039 | Oxoglutaric acid | Oxoglutaric acid | solute carrier family 25 (mitochondrial oxoadipate carrier), member 21 | L-2-Aminoadipate Shuttle (Cytosol/Mitochondria) | Lysine metabolism | | 1 | VMH: 2AMADPTm |
| MMDBr0000040 | Deoxyribose 1-phosphate | Deoxyribose | | 2-Deoxy-D-Ribose 1-Phosphate Phosphorylase | Pyrimidine catabolism | | 1 | VMH: 2DR1PP |
| MMDBr0000041 | 2-Hydroxybutyric acid | 2-Ketobutyric acid | lactate dehydrogenase A | 2-Hydroxybutyrate:NAD+ Oxidoreductase | Propanoate metabolism | | 1 | KEGG: R01000; VMH: 2HBO |
| MMDBr0000042 | 2-Hydroxybutyric acid | 2-Hydroxybutyric acid | solute carrier family 16 (monocarboxylate transporter), member 1 | 2-Hydroxybutyrate Symport with Proton | Transport, extracellular | | 1 | VMH: 2HBt2 |
