Table 2.
Number of network-related orthologous gene groups in which gene duplication by the 3R-WGD was detected.
| LTP | TT | OT | TCA | Grand total1 | |
| Total # of identified relationships | 58 | 22 | 22 | 27 | 116 |
| 1:1 orthologs | 36 | 14 | 10 | 20 | 71 |
| Duplicated by 3R-WGD | 22 | 8 | 12 | 7 | 45 |
| 3R-WGD-derived duplicate-loci/total gene loci in CA | 55.00% | 53.30% | 70.60% | 41.20% | 56.50% |
| (44/80) | (16/30) | (24/34) | (14/34) | (90/161) | |
| # of 3R-WGD-derived pairs retained in current genome(s) | |||||
| One genome | 1 | 1 | 2 | 1 | 5 |
| Two genomes | 10 | 4 | 5 | 2 | 20 |
| Three genomes | 7 | 2 | 4 | 3 | 15 |
| Four genomes | 4 | 1 | 1 | 1 | 5 |
1Overlaps between genes that were involved in more than one network were controlled.
Abbreviations: LPT, long-term potentiation; TT, taste transduction; OT, olfactory transduction; TCA, TCA cycle; 3R-WGD, third-round whole genome duplication; CA, common ancestor of zebrafish, medaka, stickleback, and Tetraodon.