| | | Single nucleotide variant (missense variant) | not specified | |
| | | Single nucleotide variant (missense variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Deletion | Severe combined immunodeficiency, autosomal recessive, T cell-negative, B cell-negative, NK cell-negative, due to adenosine deaminase deficiency | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (missense variant +1 more) | not specified | |
| | | Single nucleotide variant (missense variant) | not specified | |
| | LOC130065970, SNX21 (M10T) | Single nucleotide variant (missense variant) | not specified | |
| | LOC130065971, SNX21 (S58R) | Single nucleotide variant (missense variant) | not specified | |
| | | Single nucleotide variant (missense variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Single nucleotide variant (missense variant) | not specified | |
| | LOC130065970, SNX21 (G24S) | Single nucleotide variant (missense variant) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | LOC130065970, SNX21 (E37D) | Single nucleotide variant (missense variant) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Deletion | Combined immunodeficiency due to STK4 deficiency | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | LOC130065970, SNX21 (A11S) | Single nucleotide variant (missense variant) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +1 more) | not specified | |
| | | Single nucleotide variant (3 prime UTR variant +2 more) | not specified | |
| | | Copy number loss | Developmental and epileptic encephalopathy, 26 | |
| | | Deletion | Focal-onset seizure | |
| | | Copy number gain | See cases | |
| | | Copy number gain | See cases | |
| | | Copy number loss | See cases | |
| | | Copy number gain | See cases | |
| | | Copy number gain | See cases | |