| Primary Identifier | MGI:2668886 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Fn1 |
| Transmission | Germline | Strain of Origin | 129S4/SvJae |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Transient cre-mediated recombination left a single loxp site in place of the exon encoding the EIIIA domain. RT-PCR indicates absence of EIIIA expression. Immunohistochemistry of mutant cells shows no staining above background. |