| Primary Identifier | MGI:5496587 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Flg |
| Transmission | Germline | Strain of Origin | (C57BL/6NTac x 129S6/SvEvTac)F1 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced part of exon 2 and 3. Westen blot analysis confirmed the absence of protein expression. |