Allele frequencies for several factor IX gene polymorphisms in different ethnic groups
| Frequency | ||||||
|---|---|---|---|---|---|---|
| Location | Name | Alleles | Whites | Japanese | Chinese | American blacks |
| Source references: white data,26 Japanese data,6970 Chinese data,347172 American black data.3472–74 | ||||||
| 5` | BamHI | + | 0.02 | 0 | 0.36 | |
| – | 0.98 | 1 | 0.64 | |||
| Intron 3 | XmnI | + | 0.29 | 0 | 0.01 | 0.12 |
| – | 0.71 | 1 | 0.99 | 0.88 | ||
| Intron 3 | BamHI | + | 0.06 | 0.02 | 0.13 | |
| – | 0.94 | 0.98 | 0.87 | |||
| Intron 4 | TaqI | + | 0.35 | 0 | 0.01 | 0.14 |
| – | 0.65 | 1 | 0.99 | 0.86 | ||
| Intron 4 | MspI | + | 0.80 | 1 | 0 | 0.61 |
| – | 0.20 | 0 | 1 | 0.39 | ||
| Exon 6 | MnlI | + | 0.33 | 0.03 | 0.11 | |
| – | 0.67 | 0.97 | 0.89 | |||
| 3` | HhaI | + | 0.61 | 0.24 | 0.17 | 0.57 |
| – | 0.39 | 0.76 | 0.83 | 0.43 | ||