| Primary Identifier | MGI:3512143 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Fgf23 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 1-3 were replaced with lacZ and a neomycin resistance gene. LacZ was cloned in frame downstream of the endogenous initiator methionine. Staining of embryos indicates the mutant gene was expressed in heterozygotes. |