| Primary Identifier | MGI:2182092 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Sox4 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A construct containing a neomycin selection cassette in the sense orientation and lacking a start codon replaced the 5' region of the gene. Northern blot analysis showed an absence of transcript in the heads of homozygous mutant embryos. |