| Primary Identifier | MGI:2386122 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Lilrb4a |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 220 bp fragment of the gene containing exon 1 was replaced with a floxed neomycin cassette via homologous recombination. Protein expression was absent in bone marrow-derived mast cells (BMMC) and natural killer cells (NK) from homozygous mutant animals as determined by immunoprecipitation immunoblot assay. |