| Primary Identifier | MGI:3028871 | Allele Type | Targeted |
| Attribute String | Null/knockout, RMCE-ready | Gene | Elk1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The entire coding region was replaced with a hygromycin-thymidine kinase cassette which was flanked by non-identical FRT recognition sites. Absence of mRNA transcripts was confirmed by RT-PCR while protein specific assays confirmed that no protein product was present. |