Table 2.
Distribution of bipolar disorder (BPD) genes among chromosomes.
| Chromosome | Total | Proportion of total BPD genes | P arm | Q arm |
|---|---|---|---|---|
| 1 | 24 | 8.3% | 12 | 12 |
| 2 | 23 | 7.9% | 6 | 17 |
| 3 | 18 | 6.2% | 9 | 9 |
| 4 | 16 | 5.5% | 5 | 11 |
| 5 | 18 | 6.2% | 4 | 14 |
| 6 | 18 | 6.2% | 6 | 12 |
| 7 | 20 | 6.9% | 5 | 15 |
| 8 | 10 | 3.4% | 5 | 5 |
| 9 | 19 | 6.6% | 4 | 15 |
| 10 | 11 | 3.8% | 8 | 3 |
| 11 | 18 | 6.2% | 7 | 11 |
| 12 | 8 | 2.8% | 3 | 5 |
| 13 | 11 | 3.8% | NA | 11 |
| 14 | 7 | 2.4% | NA | 7 |
| 15 | 7 | 2.4% | NA | 7 |
| 16 | 9 | 3.1% | 6 | 3 |
| 17 | 5 | 1.7% | 2 | 3 |
| 18 | 11 | 3.8% | 5 | 6 |
| 19 | 8 | 2.8% | 4 | 4 |
| 20 | 5 | 1.7% | 1 | 4 |
| 21 | 7 | 2.4% | NA | 7 |
| 22 | 12 | 4.1% | NA | 12 |
| X | 3 | 1.0% | 2 | 1 |
| Y | 0 | 0.0% | 0 | 0 |
| Both X and Y | 2 | 0.7% | NA | NA |
| Total | 290 | 100% | 94 | 194 |
Total number of BPD genes were counted for each chromosome and chromosome arm.
p = short arm; q = long arm.
NA = not applicable due to chromosome structure or location.