| Primary Identifier | MGI:3620060 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Fgfr1 |
| Transmission | Germline | Strain of Origin | 129S4/SvJaeSor |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 4 was flanked by loxP sites via homologous recombination. Exon 4 is the first allele common to all splice variants. The Neo selection cassette was removed by Flp-mediated excision by breeding to FlpeR mice. |