| Primary Identifier | MGI:3757670 | Allele Type | Targeted |
| Gene | Igh | Transmission | Germline |
| Strain of Origin | BALB/c | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | The central portion of the DFL16.1 segment was replaced with the inverted coding sequence of the DSP2.2 segment and a downstream loxP neo cassette. This vector was used in targeting ES cells from Ightm1.1Lnit that had the DQ52 segment replaced with a loxP site. |