| OBP | odorant-binding proteins |
| T. yunnanensis | Tomicus yunnanensis |
| CSP | chemosensory protein |
| OR | olfactory receptor |
| GR | gustatory receptor |
| IR | ionotropic receptor |
| SNMP | sensory neuron membrane protein |
| ODEs | odorant-degrading enzymes |
| CYP | cytochrome P450 monooxygenase |
| GST | glutathione S-transferase |
| CCE | carboxylesterase |
| aa | amino acid |
| ORFs | open reading frames |