| Primary Identifier | MGI:5428888 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Lrrn4 |
| Transmission | Germline | Strain of Origin | (C57BL/6NCrlj x CBA/JNCrlj)F1 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The 2.5-kb fragment containing the exon with initiation codon was replaced with the beta-galactosidase gene via homologous recombination. Flow cytometric analysis on homozygous embryos confirmed that the encoded protein was not detectable. |