| Primary Identifier | MGI:3045508 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Gfra3 |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | An 11 kb segment of the gene including exons 1 and 2 and encoding amino acids 2 to 123 was replaced with a lacZ/neo cassette. The cassette was fused in frame. Recombination was confirmed by Southern blot and PCR and RT-PCR indicated absence of gene expression in mutant mice. |