| Primary Identifier | MGI:3046204 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Sycn |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 1, encoding residues 1-132, was replaced by a neomycin selection cassette. Western blot analysis on zymogen granules derived from adult homozygous mice confirmed that no detectable protein was expressed from this allele. |