| Primary Identifier | MGI:2445497 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Cer1 |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 3.5 kb restriction fragment containing the majority of exon 1 and all of exon 2 was replaced with a construct containing IRES-lacZ and neo. Mutant mice did not express lacZ due to a deletion of several nucleotides in the IRES. |