| Primary Identifier | MGI:4889047 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Gnao1 |
| Transmission | Germline | Strain of Origin | 129S7/SvEvBrd-Hprt1<b-m2> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A stop codon was inserted at cysteine position 255 in a duplicated exon 7.2 using a "hit and run" targeting strategy. The absence of protein product in brain and pancreatic islets was confirmed immunologically. |