| Primary Identifier | MGI:2136846 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Gdnf |
| Transmission | Germline | Strain of Origin | 129 |
| Is Recombinase | false | Is Wild Type | false |
| description | ES cell line = J1 (129S4/SvJae) or R1 ((129X1/SvJ x 129S1/Sv)F1-Kitl+). |
| molecularNote | Replacement of part of the third exon with a neomycin cassette. |