| Primary Identifier | MGI:2677154 | Allele Type | Targeted |
| Attribute String | Null/knockout, Reporter | Gene | Igf2 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 4 was disrupted by the insertion of a cassette containing IRES-lacZ and a neomycin resistance gene. Neither transcript nor protein was reported to be expressed from this allele. |