| Primary Identifier | MGI:2179844 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | F2rl1 |
| Transmission | Germline | Strain of Origin | 129S4/SvJae |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 2 was replaced with a neomycin resistance cassette via homologous recombination. Homozygous mutant animals were identified by Southern blot analysis. |