| Primary Identifier | MGI:5320677 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Jak2 |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exon 13 was replaced with a loxP site cDNA encoding exons 13 through 24, neo/STOP cassette, loxP site and modified exon 13 in which nucleotide substitutions result in the the amino acid substitution of phenylalanine for valine at position 617 (V617F). |