Table 2 Repertoires and evolutionary mechanisms of selected duplicated genes or gene families in mammals and silkworm
| Â | Human | Fly | Silkworm | Mechanisms |
|---|---|---|---|---|
Cytochrome P450 enzyme | 57 | 86 | 84 | catalyze the oxidation of organic substances |
Ras subfamily | 27 | > = 3 | > = 3 | participate as central control elements in signal transduction pathways |
Serine protease | 86 | 147 | 51 | variety of physiological processes, such as cell signaling, defense and development |
Glucose-methanol-choline oxidoreductase (GMC) | 1 | 15 | 43 | Developmental or physiological process, immunity |
Olfactory Receptor | 1152 | 14 | 66 | responsible for the detection of odor molecules |
30Â K proteins (30KPs, Lipoprotein_11) | - | - | 73 | physiological processes such as energy storage, embryonic development, and immune response |