| Primary Identifier | MGI:6434014 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Klb |
| Transmission | Germline | Strain of Origin | C57BL/6NTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 1 and 2.1 kb of sequence upstream of exon 1 (promoter region) were flanked by loxP sites (size of loxP-flanked region 3.3 kb). Recombination removed the seelection cassette. The constitutive allele was generated after cre-mediated recombination. |