| Primary Identifier | MGI:7657262 | Allele Type | Endonuclease-mediated |
| Attribute String | Inserted expressed sequence, Null/knockout | Gene | Ighg1 |
| Inheritance Mode | Not Specified | Strain of Origin | C57BL/6N |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | The mouse Ighg1 locus hinge (exon2), CH2 (exon3), and CH3 (exon4) regions were replaced with human hinge (exon2), CH2(exon3), and CH3 (exon4) sequences. |