Parent category	6. Groups of genes
Neighbouring categories	6.1. Essential genes 6.2. Membrane proteins 6.3. GTP-binding proteins 6.4. Phosphoproteins 6.5. Universally conserved proteins 6.6. Poorly characterized/ putative enzymes 6.7. Proteins of unknown function 6.8. Short peptides 6.9. ncRNA 6.10. Pseudogenes
Related categories	none
Overview on the categories (Excel file) All genes and their categories (Excel file)

Short peptides

Genes in this functional category