| Primary Identifier | MGI:3056581 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Fn1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon EDB (EIIIB) was deleted upon transient expression of Cre recombinase, which excised the floxed sequence containing a neomycin resistance gene and the exon. Immunoblot of mutant MEFs against an anti-EDB antibody indicated lack of protein from this exon. |