| | HRAS, LRRC56 (R164P +1 more) | Single nucleotide variant (missense variant +1 more) | Large congenital melanocytic nevus +5 more | |
| | LRRC56, HRAS (T31P +1 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype +6 more | |
| | HRAS, LRRC56 (R161C +1 more) | Single nucleotide variant (missense variant +1 more) | Linear nevus sebaceous syndrome +6 more | |
| | | Single nucleotide variant (missense variant +1 more) | Costello syndrome +6 more | |
| | | Single nucleotide variant (missense variant) | RASopathy +8 more | |
| | | Single nucleotide variant (intron variant) | RASopathy | |
| | | Single nucleotide variant (missense variant +1 more) | Large congenital melanocytic nevus +6 more | |
| | | Inversion | Obesity +12 more | |
| | HRAS, LRRC56 (R169Q +1 more) | Single nucleotide variant (missense variant +1 more) | Hereditary cancer-predisposing syndrome +8 more | |
| | | Single nucleotide variant (missense variant +1 more) | Costello syndrome +2 more | GPathogenic/Likely pathogenic |
| | HRAS, LRRC56 (R169W +1 more) | Single nucleotide variant (missense variant +1 more) | not specified +7 more | |
| | | Single nucleotide variant (missense variant) | Large congenital melanocytic nevus +3 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (synonymous variant +1 more) | not specified +8 more | |
| | HRAS, LRRC56 (P174S +1 more) | Single nucleotide variant (missense variant +1 more) | RASopathy | |
| | HRAS, LRRC56 (K170* +1 more) | Single nucleotide variant (nonsense +1 more) | Costello syndrome | |
| | | Single nucleotide variant (synonymous variant +1 more) | RASopathy | |
| | | Single nucleotide variant (missense variant) | Noonan syndrome 6 +4 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (missense variant) | Noonan syndrome 6 | |
| | | Single nucleotide variant (missense variant +1 more) | not provided +6 more | |
| | | Single nucleotide variant (missense variant +1 more) | Noonan syndrome | |
| | | Single nucleotide variant (missense variant +1 more) | Noonan syndrome and Noonan-related syndrome +10 more | |
| | | Single nucleotide variant (missense variant +1 more) | Noonan syndrome and Noonan-related syndrome +8 more | |