| Primary Identifier | MGI:2177756 | Allele Type | Targeted |
| Gene | Htt | Transmission | Germline |
| Strain of Origin | 129P2/OlaHsd-Hprt1<b-m3> | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | This allele carries 80 CAG repeat units in the first exon of the endogenous gene. |