| Primary Identifier | MGI:3665235 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Frem1 |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 2, which contains the initiation codon, was replaced with a neomycin resistance gene via homologous recombination. Immunohistochemistry confirms absence of protein at the basement membrane zone of skin. |
