| Primary Identifier | MGI:5299333 | Allele Type | Targeted |
| Gene | Creb1 | Transmission | Germline |
| Strain of Origin | 129S4/SvJae | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | Exon 5 was replaced with a floxed neo cassette and a modified exon 5 in which nucleotide substitution results in the amino acid substitution of phenylalanine for tyrosine at postion 134 (Y134F). Cre-mediated recombination removed the neo cassette. |