| Primary Identifier | MGI:3689925 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Has3 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A vector was designed to remove a large portion of exon 4, which encodes 100 amino acids in the catalyitic region. |