| Primary Identifier | MGI:5616879 | Allele Type | Targeted |
| Attribute String | Conditional ready, Null/knockout | Gene | Kras |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Glycine codon 12 in exon 2 was changed to aspartic acid. An FRT site flanked STOP cassette with a splice acceptor 3' of the first FRT site and a promoterless neomycin resistance gene cassette were introduced into intron 1. |