| Primary Identifier | MGI:2176255 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Smo |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | An frt-flanked neomycin resistance cassette replaced a segment containing 44 bp upstream and 358 bp downstream of the translation initiation codon. |