| Primary Identifier | MGI:2156048 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | H2ax |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced an AscI-XhoI segment of coding sequence. |