| Primary Identifier | MGI:6355397 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Ecrg4 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The first exon was replaced with a loxP-flanked lacZ gene. An FRT-flanked neomyhcin selection cassette was removed via FLP-mediated recombination in the germline. |