| Primary Identifier | MGI:2179736 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Sv2a |
| Transmission | Germline | Strain of Origin | 129P2/OlaHsd |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette replaced a genomic fragment containing exons 2-9. Western blot analysis on brain lysates derived from homozygous mice demonstrated that no detectable protein was expressed from this allele. |