| Primary Identifier | MGI:1857986 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Grm1 |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd-Hprt1<b-m3> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A lacZ neomycin cassette disrupted the exon encoding the seven-transmembrane-helix domain. Immunoblots of membrane preparations of cerebella from homozygous mutant mice showed no detectable native protein using antibodies against the C-terminal and N-terminal parts of the protein. |