| Primary Identifier | MGI:2687220 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Ptpro |
| Transmission | Germline | Strain of Origin | (129X1/SvJ x 129S1/Sv)F1-Kitl<+> |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A 3' portion of exon 2 was replaced with a neomycin selection cassette inserted by homologous recombination. Normal protein was undetected by Western blot and immunofluorescence analyses of homozygous mutant mice, however a polypeptide larger than that produced by the endogenous locus was detected at levels less than 1.2% those of wild-type. |