| Primary Identifier | MGI:5441233 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Acvr1b |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | An FRT flanked neo casette and loxP site were inserted in intron 4. An additional loxP was inserted into intron 6. Cre-mediated recombination removed the FRT-flanked neo casette, exon 5 and exon 6. |