| Primary Identifier | MGI:2177755 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Htt |
| Transmission | Germline | Strain of Origin | 129S1/Sv-Oca2<+> Tyr<+> Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin selection cassette followed by a loxP site was inserted 5' to exon 1 and a single loxP site was inserted 3' to exon 1. |