| Primary Identifier | MGI:5638674 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Mex3b |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 2 was floxed and a floxed neo cassette was inserted via homologous recombination. Cre mediated recombination removed exon 2 and the neo cassette. Molecular analyses confirmed the absence of mRNA and protein in both mouse embryonic fibroblasts (MEFs) and testis extracts from homozygous mutant mice. |