Genes, Suppressor

**Definition:** Genes that have a suppressor allele or suppressor mutation (SUPPRESSION, GENETIC) which cancels the effect of a previous mutation, enabling the wild-type phenotype to be maintained or partially restored. For example, amber suppressors cancel the effect of an AMBER NONSENSE MUTATION.

**Tree numbers:** - G05.360.340.024.340.460

**Synonyms:** - Genes, Second-Site Suppressor - Second-Site Suppressor Genes - Suppressor Genes