| Primary Identifier | MGI:3641549 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Bfsp1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A pgk-neo cassette replaced exon 1, promoter elements and the transcriptional start site. Northern blot confirmed absence of transcript in mutant lenses. |