| Primary Identifier | MGI:3051900 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Hhat |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 2, which contains the ATG, and an FRT flanked PGK-neo with a loxP site and lacZ downstream. Crossing with Cre deleter mice creates this allele in which exon 2 and the neo are excised, leaving a lacZ and single loxP. |