| Primary Identifier | MGI:3767672 | Allele Type | Targeted |
| Gene | Bbs1 | Transmission | Germline |
| Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | The methionine codon (ATG) at position 390 in exon 12 was replaced with an arginine codon (AGG) and a neo cassette was inserted into intron 12 via homologous recombination. Northern blot analysis indicated that mRNA expression is not reduced in homozygous brains. |