| Primary Identifier | MGI:1857478 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Nf1 |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced the first 42 codons of exon 31, the exon 31 splice acceptor site, and approximately 2 kb of intron 30. This allele is a null allele; no stable full-length protein is made. |