| Primary Identifier | MGI:3850829 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Rftn1 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The second exon that encodes the first 48 amino acids of the gene product were replaced with a neomycin cassette. Gene inactivation was confirmed by immunoblot analysis on thymus, spleen and bone marrow extracts. |