What does having a mutation on a different locus mean?

If you have two mutations on two different genes, they are by definition at different loci. Locus refers to the position within the genome. read more

If you have two mutations on two different genes, they are by definition at different loci. Locus refers to the position within the genome. A disorder or trait could be caused by two mutations on two interacting, different genes, or they could be two mutations within the same gene. There are two copies of each gene, called alleles. read more

Locus (plural: loci) is a term used for the DNA markers that are tested and reported on your DNA Testing results. On each report there are generally sixteen markers displayed, fifteen of which are used to help determine your DNA Test results. read more