G Protein-coupled receptors

 Cytokine receptors

 Nuclear receptors

 Ion channels

 Transporters

 Enzymes

   Oxidoreductases

     alcohol dehydrogenase [HSA:124 125 126 127 128 130 131] [KO:K13951 K13980 K00121 K13952]

     aldose reductase [HSA:231] [KO:K00011]

     hydroxymethylglutaryl coenzyme A (HMG-CoA) reductase [HSA:3156] [KO:K00021]

     3beta-hydroxysteroid dehydrogenase type 1 [HSA:3283] [KO:K00070]

     hydroxysteroid (11-beta) dehydrogenase 1 [HSA:3290] [KO:K00071]

     IMP dehydrogenase [HSA:3614 3615] [KO:K00088]

       Mycophenolic acid [ATC:L04AA06]

       Merimepodib

       Mizoribine

     vitamin-K-epoxide reductase [HSA:79001] [KO:K05357]

     aldehyde dehydrogenase [HSA:217 219 224] [KO:K00128]

     dihydropyrimidine dehydrogenase [HSA:1806] [KO:K00207]

     dihydroorotate dehydrogenase (DHODH) [HSA:1723] [KO:K00254]

     5alpha-reductase 1 [HSA:6715] [KO:K12343]

     5alpha-reductase 2 [HSA:6716] [KO:K12344]

     5alpha-reductase 3 [HSA:79644] [KO:K12345]

     monoamine oxidase (MAO) [HSA:4128 4129] [KO:K00274]

     monoamine oxidase A (MAO-A) [HSA:4128] [KO:K00274]

     monoamine oxidase B (MAO-B) [HSA:4129] [KO:K00274]

     dihydrofolate reductase [HSA:1719 200895] [KO:K00287]

     phylloquinone reductase [HSA:1728] [KO:K00355]

     thyroid peroxidase [HSA:7173] [KO:K00431]

     4-hydroxyphenylpyruvate dioxygenase [HSA:3242] [KO:K00457]

     arachidonate 5-lipoxygenase [HSA:240] [KO:K00461]

     prolyl 4-hydroxylase [HSA:5033 8974 283208] [KO:K00472]

     nitric oxide synthase (NOS) [HSA:4842 4843 4846] [KO:K13240 K13241 K13242]

     CYP3A [HSA:1551 1576 1577 64816] [KO:K07424]

     aromatase [HSA:1588] [KO:K07434]

     steroid 11beta-monooxygenase (CYP11B1) [HSA:1584] [KO:K00497]

     tyrosine 3-monooxygenase [HSA:7054] [KO:K00501]

     dopamine beta-hydroxylase [HSA:1621] [KO:K00503]

     tyrosinase [HSA:7299] [KO:K00505]

     cyclooxygenase-1 (COX-1) [HSA:5742] [KO:K00509]

     cyclooxygenase-2 (COX-2) [HSA:5743] [KO:K11987]

     CYP17 [HSA:1586] [KO:K00512]

     xanthine dehydrogenase/oxidase [HSA:7498] [KO:K00106]

     ribonucleotide reductase inhibitor [HSA:50484 6240 6241] [KO:K10807 K10808]

     ribonucleotide reductase M1 [HSA:6240] [KO:K10807]

     ribonucleotide reductase M2 [HSA:6241] [KO:K10808]

     type I iodothyronine deiodinase [HSA:1733] [KO:K01562]

     type II iodothyronine deiodinase [HSA:1734] [KO:K01562]

   Transferases

   Hydrolases

   Lyases

   Isomerases

 Protein kinases

 Cytokines

 Others