| Primary Identifier | MGI:2388397 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Gas1 |
| Transmission | Germline | Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The entire coding region of the gene was replaced with a PGK-neo cassette via homologous recombination. Absence of gene expression was verified by Western blot analysis of protein extracts from E15 homozygous mutant embryos. |