| Primary Identifier | MGI:2446505 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Ccs |
| Transmission | Germline | Strain of Origin | 129S1/Sv-Oca2<+> Tyr<+> Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 2.5 kb genomic fragment containing the first two exons, part of the promoter, and the first two introns of the gene was replaced with a neomycin selection cassette inserted by homologous recombination. No protein was detected by Western blot analysis of homozygous mutant mice. |