| Primary Identifier | MGI:5825478 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Stx1b |
| Transmission | Germline | Strain of Origin | 129S7/SvEvBrd-Hprt1<b-m2> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A loxP site was inserted upstream of exon 2. An FRT-flanked neomycin resistance cassette with a 3' loxP site was inserted downstream of exon 4. Cre-mediated recombination removed exons 2 through 4 and the selection cassette. |