| Primary Identifier | MGI:1932297 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | F9 |
| Inheritance Mode | Recessive | Transmission | Germline |
| Strain of Origin | 129P2/OlaHsd | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | Exons 1, 2 and 3 are replaced by a neomycin/hprt minigene cassette. No mRNA was detected in hemizygous male mice as assayed by RT-PCR analysis. |