| Catalog ID | Diagnosis | Cell Type | Race | Age At Sampling | Sex | Affected | Family |
| GM26668 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 3 YR | Female | Yes | 3385 |
| GM25974 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 7 YR | Female | Yes | 3309 |
| GM27192 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 7 YR | Female | Yes | |
| GM25952 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 10 YR | Female | Yes | 3325 |
| GM25975 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 37 YR | Female | No | 3309 |
| GM25976 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 38 YR | Male | No | 3309 |
| GM25953 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 43 YR | Female | No | 3325 |
| GM26669 | MENTAL RETARDATION, X-LINKED 102; MRX102 | Fibroblast | White | 46 YR | Female | No | 3385 |