| Primary Identifier | MGI:3691857 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Six2 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 1 was replaced with a PGK-neo cassette. Exon 1 contains the transcriptional initiation site, the Six domain and the homeodomain. |