| Primary Identifier | MGI:3772082 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Ahrr |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Part of exon 2 and intron 2 were replaced with a lacZ cassette with a nuclear localization signal and a neo cassette. The absence of transcript upon induction with 3-methylcholanthrene was confirmed by RT-PCR analysis of spleen extracts. |