Table 2.
Clinical and molecular features of patients with WT1 alterations
| Patient | sex | Clinical features | Tumor age at diagnosis | Pathology | Tumor LOH | Location of mutations
|
Mutation | Effect on protein (codon) | c/t | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| ex/in | nt | Codon | |||||||||
| 9464 | m | Normal | bl/3 mo | stage V, tri | LOH | ex1a | 408–436 | 10–20 | del 29 bp | Stop ex1b (89) | c |
| 9200 | f | Normal | bl/15 mo | st V; l: s, r, tri | LOH | ex1b | 746–771 | 123–131 | del 26 bp | Stop ex2 (178) | c |
| 9184 | m | ul testicular aplasia | ul/12 mo | stage I, s | LOH | ex1b | 787–793 | 137–139 | del 7 bp | Stop ex3 (217) | c |
| 9094 | f | Normal | ul/30 mo | stage III, b | HT | ex2 | 919 | 181 | C → T | Pro → Ser | c |
| 9614 | f | Normal | ul/29 mo | stage III, s | HT | ex5 | 1136 | 253 | G → C | GLY → Ala | c |
| 9177 | m | Normal | ul/30 mo | stage I, s | HT | ex6 | 1192 | 272 | ins TACG | Stop ex6 (276) | t |
| 9274 | m | amb ext | ul/9 mo | stage I, s | LOH | in6 | +1 | — | G → C | Stop ex7 (306 | c |
| 9595 | m | Hypospadias | ul/7 mo | stage I, s | ND* | in6 | +2 | — | T → G | ? | c |
| HDWT6 | f | Normal | ul/19 mo | stage III, stand | ND* | ex7 | 1279 | 301 | C → T | Arg → Stop | c |
| HDWT7 | f | Normal | bl/18 mo | stage V, tri | ND* | ex7 | 1279 | 301 | C → T | Arg → Stop | c |
| 9385 | m | Normal | ul/12 mo | stage II, s | LOH | ex7 | 1279 | 301 | C → T | Arg → Stop | t |
| 9394 | f | Normal | ul/8 mo | stage III, s | LOH | ex7 | 1297–1312 | 307–312 | del 16 bp | Stop ex9 (380) | t |
| 9318 | f | Normal | bl/7 mo | stage V, s | LOH | ex7 | 1316 | 313 | C → A | Ser → Stop | c |
| 9561 | m | Normal | ul/34 mo | stage II, s | HT | ex7 | 1316 | 313 | C → A | Ser → Stop | c |
| ex8 | 1494 | 372 | ins GA | Stop ex9 (380) | t | ||||||
| HDWT8 | m | mald testis, prot | u/24 mo | stage I, s | ND* | ex9 | 1546 | 390 | C → T | Arg → Stop | c |
| HDWT2 | m | Hypospadias, crypt | ul/87 mo | stage II, s | ND* | del WT1 | del 1300 kb | c | |||
| ANS1 | m | WAGR | ul/23 mo | ND* | del WT1 | del 1800 kb | c | ||||
| ANS2 | m | WAGR | ul/21 mo | stage II, tri | HEM | del WT1 | del 1700 kb | c | |||
| ANS3 | m | WAGR | ul/20 mo | stage I, s | HEM | del WT1 | del 11p13 | c | |||
Patient descriptions and details on all alteratons. c, constitutional and t, tumor specific alteration. HT, heterozygous; HEM, hemizygous; amb ext, ambigious external genitalia; mald, maldescended; prot, proteinuria; crypt, cryptorchidism; del, deletion; ins, insertion. All other abbreviations are described in legend of Table 1.
ND, no tumor was available for LOH analysis.