| Catalog ID | Description | Sex | Age | Race | Affected | Family Member | Relationship to Proband | Cell Type | Family |
| GM00135 | LESCH-NYHAN SYNDROME; LNS | Female | | Black/African American | No | 2 | parent | Fibroblast | 71 |
| GM00159 | LESCH-NYHAN SYNDROME; LNS | Male | 10 YR | Black/African American | Yes | 4 | maternal cousin | Fibroblast | 71 |
| GM00318 | LESCH-NYHAN SYNDROME; LNS | Female | 40 YR | Black/African American | No | 3 | maternal aunt | Fibroblast | 71 |
| GM00847 | LESCH-NYHAN SYNDROME; LNS | Male | 5 YR | Black/African American | Yes | 6 | maternal cousin | Fibroblast | 71 |
| GM15836 | LESCH-NYHAN SYNDROME; LNS | Male | 5 YR | Black/African American | Yes | 6 | maternal cousin | Fibroblast | 71 |