| Primary Identifier | MGI:1857390 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Hoxb4 |
| Transmission | Germline | Strain of Origin | 129S7/SvEvBrd-Hprt1<b-m2> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Insertion of a gpt and neomycin cassette into exon 1. |