| Primary Identifier | MGI:2178847 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Asb1 |
| Transmission | Germline | Strain of Origin | C57BL/6 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 3 and most of exon 2 were replaced by a BetaGal-PGK-neo cassette, in which the BetaGal coding region was fused in frame to the third codon of exon 2. Northern analysis from multiple tissues confirmed the lack of endogenous transcript. |