| Primary Identifier | MGI:3617694 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Siglec1 |
| Transmission | Germline | Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A targeting vector was designed to insert a neomycin resistance cassette into exon 3, which encodes the second immunoglobulin-like domain. Quantitative real-time PCR demonstrated that mRNA in mutant spleen is produced at low levels. |