| Primary Identifier | MGI:5766053 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Folh1 |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced exon 3 through 5. Western blot analysis confirmed the absence of protein expression in the brain of homozygous mutant mice. The residual N-acetylaspartylglutamate (NAAG) hydrolyzing activity in the brain was ~6% of that seen in wild-type controls. |