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Phenotypes Associated with This Genotype
Genotype
MGI:4355874
Allelic
Composition
Cdkn2atm4Rdp/Cdkn2atm4Rdp
Krastm4Tyj/Krastm4Tyj
Tg(Pdx1-cre)89.1Dam/0
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * DBA/2
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cdkn2atm4Rdp mutation (0 available); any Cdkn2a mutation (59 available)
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)89.1Dam mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

Pancreatic tumors in Krastm4Tyj/Krastm4Tyj Trim33tm1Los/Trim33tm1Los Tg(Pdx1-cre)89.1Dam/0 and Krastm4Tyj/Krastm4Tyj Cdkn2atm4Rdp/Cdkn2atm4Rdp Tg(Pdx1-cre)89.1Dam/0 mice

endocrine/exocrine glands
• mice develop invasive pancreatic masses that are firm and homogeneous unlike in wild-type mice

neoplasm
• mice develop invasive pancreatic masses that are firm and homogeneous unlike in wild-type mice

homeostasis/metabolism
• PET scans detected abnormal metabolic activity in the abdomen unlike in wild-type mice

growth/size/body


Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
01/28/2026
MGI 6.24
The Jackson Laboratory