Microsatellites in the Coding Regions of the DNA MMR Genes
| MSH2 | MSH3 | MSH6 | MLH1 | PMS2[i] | MLH3 | |
| Homo sapiens | A7 | A8, A7 | C8, A7, T7 | none | A8 | A9, A8 |
| Mus musculus | none | none[ii] | T7 | none | none | –[iii] |
| Saccharomyces cerevisiae | none | A10, A7 | A8, T7, T7 | T7, T7 | A8, A7 | none |
| Saccharomyces pombe | A7, A7 | A7[iv] | T8, A7, T7 | A7, A7 | A7 | – |
| Drosophila melanogaster | none | – | – | A7 | A7 | – |
| Arabidopsis thaliana | A7 | none | none | none | – | – |
| MutS | MutL | |||||
| Escherichia coli | none | none |
[i] In yeast, PMS1.
[ii] AAGAAAAAA in place of human A8 homologous sequence.
[iii] (–) No available data.
[iv] Swi4 gene, which has homology to MSH3.