| Primary Identifier | MGI:1930480 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Fyn |
| Inheritance Mode | Recessive | Transmission | Germline |
| Strain of Origin | (C57BL/6NCrlj x CBA/JNCrlj)F1 | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | Replacement of the SH2, SH3 and tyrosine kinase regions of the gene with lacZ. A fusion protein consisiting of the unique region of the protein and beta-galactosidase is expressed from this allele. |