| Primary Identifier | MGI:1857185 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Igha |
| Transmission | Germline | Strain of Origin | 129S7/SvEvBrd-Hprt1<b-m2> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced the Ialpha exon, the entire IgA switch region and the 5' half of the Calpha region. |