| Protein Kinase C-epsilon, antagonists & inhibitors | Not Available | 1 | 1 | Details |
| Protein Kinase Inhibitors | Agents that inhibit PROTEIN KINASES. | 199 | 1569 | Details |
| Protein Kinases | A family of enzymes that catalyze the conversion of ATP and a protein to ADP and a phos... more | 4 | 7 | Details |
| Protein O-Methyltransferase, antagonists & inhibitors | Not Available | 1 | 6 | Details |
| Protein Precursors | Amino acids and chains of amino acids connected by peptide linkages. | 38 | 128 | Details |
| Protein Synthesis Inhibitors | Compounds which inhibit the synthesis of proteins. They are usually ANTI-BACTERIAL AGEN... more | 41 | 190 | Details |
| Protein tyrosine phosphatase 1B inhibitors | Not Available | 0 | 0 | Details |
| Protein Tyrosine Phosphatases | An enzyme group that specifically dephosphorylates phosphotyrosyl residues in selected ... more | 1 | 2 | Details |
| Protein-Lysine 6-Oxidase, antagonists & inhibitors | Not Available | 1 | 8 | Details |
| Protein-Serine-Threonine Kinases | A group of enzymes that catalyzes the phosphorylation of serine or threonine residues i... more | 2 | 4 | Details |
| Protein-Serine-Threonine Kinases, antagonists & inhibitors | Not Available | 4 | 7 | Details |
| Protein-Tyrosine Kinases | Protein kinases that catalyze the PHOSPHORYLATION of TYROSINE residues in proteins with... more | 2 | 3 | Details |
| Proteinase Inhibitors | Not Available | 4 | 12 | Details |
| Proteinase Inhibitory Proteins, Secretory | Peptides and proteins found in BODILY SECRETIONS and BODY FLUIDS that are PROTEASE INHI... more | 3 | 4 | Details |
| Proteinogenic Amino Acids | There are 21 alpha-amino acids that are considered 'proteinogenic', meaning they are ut... more | 21 | 322 | Details |
| Proteins | Linear POLYPEPTIDES that are synthesized on RIBOSOMES and may be further modified, cros... more | 1055 | 1776 | Details |
| Proteolipids | Protein-lipid combinations abundant in brain tissue, but also present in a wide variety... more | 1 | 2 | Details |
| Prothrombin, agonists | Not Available | 2 | 16 | Details |
| Proto-Oncogene Proteins | Products of proto-oncogenes. Normally they do not have oncogenic or transforming proper... more | 2 | 5 | Details |
| Proto-Oncogene Proteins B-raf, antagonists & inhibitors | Not Available | 2 | 24 | Details |
| Proto-Oncogene Proteins c-akt, antagonists & inhibitors | Not Available | 2 | 13 | Details |
| Proto-Oncogene Proteins c-bcl-2 | Not Available | 1 | 1 | Details |
| Proto-Oncogene Proteins c-bcl-2, antagonists & inhibitors | Not Available | 1 | 6 | Details |
| Proto-Oncogene Proteins c-mdm2, antagonists & inhibitors | Not Available | 1 | 2 | Details |
| Proto-Oncogene Proteins c-met, antagonists & inhibitors | Not Available | 2 | 16 | Details |