Table 2. The affected protein domains, mutation type, and clinical phenotypes of the patients with STUB1 mutations as indicated in Figure 1a are provided9,18–21 .
# | Affected domain (s) | Type | Tendon reflex | Cognitive impairment | Hypogonadism | Reference |
---|---|---|---|---|---|---|
1 | TPR | CHet | Increased | No | No | 20 |
2 | TPR | Hom | Normal | No | No | 20 |
3 | TPR; charged | CHet | Normal | No | Not reported | 18 |
4 | Charged; U-box | CHet | Increased | Severe | No | 19 |
5 | Charged | Hom | Normal/increased | Normal/mild | Not reported | 18 |
6 | Intron; U-box | CHet | Increased | Severe | Not reported | 21 |
7 | Charged; U-box | CHet | Increased | Normal | Not reported | 18 |
8 | U-box | Hom | Normal | Severe | No | 20 |
9 | U-box | Hom | Normal/increased | Severe | Yes | 9 |
‘CHet’ and ‘Hom’ refer to compound heterozygous and homozygous mutations, respectively.
Abbreviation: TPR, tetratricopeptide repeat.