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HumanCyc statistics
| PGDB objects | Quantity |
| Replicons | 76 |
| Genes | 28,783 |
| Protein genes | 28,583 |
| Enzyme genes | 2,742 |
| RNA genes | 200 |
| tRNAs | 50 |
| Compounds | 661 |
| Polypeptides | 28,602 |
| Protein complexes | 22 |
| Enzymes | 2,709 |
| Enzymatic Reactions | 1,093 |
| With enzyme in HumanCyc | 896 |
| Pathways | 135 |
| Database links | 389,262 |
| Citations | 41,810 |
