| Primary Identifier | MGI:2158687 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rara |
| Transmission | Germline | Strain of Origin | 129S4/SvJae |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A DNA fragment containing a portion of the coding sequence downstream of the sixth codon was replaced with a neomycin selection cassette. Northern blot and RT-PCR analysis on skin, muscle and liver samples of homozygous mice demonstrated that no detectable transcript is produced from this allele. |