| Primary Identifier | MGI:6852752 | Allele Type | Endonuclease-mediated |
| Attribute String | Null/knockout | Gene | Smpx |
| Strain of Origin | CBA/CaJ | Is Recombinase | false |
| Is Wild Type | false |
| molecularNote | CRISPR/Cas9 technology generated a 86 bp deletion in exon 2. Sequencing of cDNA shows that the entire exon 2 is absent which is probably due to loss of the GT-AG splice site causing splicing to skip through exon 2. |