| Primary Identifier | MGI:2651659 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Pigr |
| Transmission | Germline | Strain of Origin | C57BL/6 |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The targeting vector used to generate Pigrtm1Fejo was electroporated into ES cells derived from a C57BL/6 genetic background. Exon 3, which encodes the ligand binding extracellular receptor domain 1 (D1), was disrupted by a neomycin selection cassette inserted by homologous recombination. |