| Primary Identifier | MGI:1857699 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Smad5 |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette was inserted into exon 6 of the gene, causing truncation of the protein 179 amino acids from the C-terminal end. Northern analysis of RNA isolated from mutant embryos failed to show any transcript for the targeted gene. |