Research Article
Identification and Expression Profiling of the BTB Domain-Containing Protein Gene Family in the Silkworm, Bombyx mori
Table 2
Number variation of the members of each BTB protein subfamily in the silkworm and other insects.
| | Subfamily | Silkworm
(Lepidoptera) | Fruit fly
(Diptera) | Honey bee (Hymenoptera) | Red flour beetle (Coleoptera) | Monarch butterfly (Lepidoptera) |
| | BTB only | 22 | 8 | 12 | 11 | 13 | | BTB-ANK | 2 | 2 | 2 | 2 | 2 | | BTB-BACK | 5 | 4 | 2 | 5 | 4 | | BTB-BACK-PHR | 2 | — | 1 | — | 2 | | BTB-BACK-Kelch | 6 | 7 | 7 | 10 | 6 | | BTB-Kelch | 1 | 1 | — | 1 | 1 | | BTB-ZF (C2H2) | 12 | 11 | 14 | 15 | 15 | | BTB-ZF (FLYWCH) | 3 | 2 | 1 | 1 | 5 | | BTB-HTH | 2 | 7 | 5 | 4 | 2 | | MATH-BTB | 1 | 1 | 1 | 1 | 1 | | RhoBTB | — | 1 | — | 1 | 1 | | Others | — | — | 1 | 4 | 1 |
| | Total | 56 | 44 | 46 | 55 | 53 |
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Note: — represents no identification.
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