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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Stk3tm1Yy
targeted mutation 1, Yingzi Yang
MGI:4422169
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
 		Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy 		involves: C57BL/6 * CBA MGI:4422182
cn2
 		Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Tg(CAG-cre/Esr1*)5Amc/0 		involves: C57BL/6 * CBA MGI:4422186
cn3
 		Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Speer6-ps1Tg(Alb-cre)21Mgn/Speer6-ps1+ 		involves: C57BL/6 * CBA * DBA MGI:4422187
cn4
 		Stk3tm1Yy/Stk3tm1.1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Tg(Prrx1-cre)1Cjt/0 		involves: C57BL/6 * CBA * SJL MGI:4422181
cx5
 		Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy 		involves: C57BL/6 * CBA MGI:4422183


Genotype
MGI:4422182
cn1
Allelic
Composition		 Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Genetic
Background		 involves: C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Stk3tm1.1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk3tm1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk4tm1.1Yy mutation (0 available); any Stk4 mutation (75 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
decreased susceptibility to induced morbidity/mortality ( J:156541 )
• following adenoviral cre injection mice are completely protected from TNF alpha or Jo-2 antibody (a Fas agonist) induced mortality

liver/biliary system
abnormal liver physiology ( J:156541 )
• following adenoviral cre injection mice are completely protected from TNF alpha induced liver damage
decreased hepatocyte apoptosis ( J:156541 )
• following adenoviral cre injection mice are protected from TNF alpha or Jo-2 antibody (a Fas agonist) induced apoptosis

homeostasis/metabolism
decreased circulating alanine transaminase level ( J:156541 )
• following adenoviral cre injection mice are protected from TNF alpha induced increases in ALT levels
decreased circulating aspartate transaminase level ( J:156541 )
• following adenoviral cre injection mice are protected from TNF alpha induced increases in ALT levels
abnormal response/metabolism to endogenous compounds ( J:156541 )
• following adenoviral cre injection mice are protected from TNF alpha induced liver damage

cellular
decreased hepatocyte apoptosis ( J:156541 )
• following adenoviral cre injection mice are protected from TNF alpha or Jo-2 antibody (a Fas agonist) induced apoptosis




Genotype
MGI:4422186
cn2
Allelic
Composition		 Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Tg(CAG-cre/Esr1*)5Amc/0
Genetic
Background		 involves: C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Stk3tm1.1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk3tm1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk4tm1.1Yy mutation (0 available); any Stk4 mutation (75 available)
Tg(CAG-cre/Esr1*)5Amc mutation (11 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
liver/biliary system
enlarged liver ( J:156541 )
• at 1 - 7 months after tamoxifen treatment
increased liver tumor incidence ( J:156541 )
• some mice treated with tamoxifen at birth develop cholangiocarcinomas composed of mainly multilayered biliary epithelial cells
increased hepatocellular carcinoma incidence ( J:156541 )
• all mice treated with tamoxifen at birth develop tumors which display characteristics of hepatocellular carcinoma by 6 months of age

neoplasm
increased liver tumor incidence ( J:156541 )
• some mice treated with tamoxifen at birth develop cholangiocarcinomas composed of mainly multilayered biliary epithelial cells
increased hepatocellular carcinoma incidence ( J:156541 )
• all mice treated with tamoxifen at birth develop tumors which display characteristics of hepatocellular carcinoma by 6 months of age
increased carcinoma incidence ( J:156541 )
• some mice treated with tamoxifen at birth develop cholangiocarcinomas composed of mainly multilayered biliary epithelial cells

cardiovascular system
enlarged heart ( J:156541 )
• in some mice at 1 - 7 months after tamoxifen treatment

digestive/alimentary system
enlarged stomach ( J:156541 )
• at 1 - 7 months after tamoxifen treatment

hematopoietic system
enlarged spleen ( J:156541 )
• in some mice at 1 - 7 months after tamoxifen treatment

immune system
enlarged spleen ( J:156541 )
• in some mice at 1 - 7 months after tamoxifen treatment

cellular

growth/size/body
enlarged heart ( J:156541 )
• in some mice at 1 - 7 months after tamoxifen treatment
enlarged liver ( J:156541 )
• at 1 - 7 months after tamoxifen treatment
enlarged spleen ( J:156541 )
• in some mice at 1 - 7 months after tamoxifen treatment




Genotype
MGI:4422187
cn3
Allelic
Composition		 Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Speer6-ps1Tg(Alb-cre)21Mgn/Speer6-ps1+
Genetic
Background		 involves: C57BL/6 * CBA * DBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Speer6-ps1Tg(Alb-cre)21Mgn mutation (6 available); any Speer6-ps1 mutation (4 available)
Stk3tm1.1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk3tm1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk4tm1.1Yy mutation (0 available); any Stk4 mutation (75 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
liver/biliary system
abnormal liver morphology ( J:156541 )
• dysplasia at 1 month of age
• increase in hepatocyte cell density
enlarged liver ( J:156541 )
• at 1 month of age
abnormal hepatocyte morphology ( J:156541 )
• smaller
• some cells have vacuolated cytoplasm

cellular

growth/size/body
enlarged liver ( J:156541 )
• at 1 month of age




Genotype
MGI:4422181
cn4
Allelic
Composition		 Stk3tm1Yy/Stk3tm1.1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Tg(Prrx1-cre)1Cjt/0
Genetic
Background		 involves: C57BL/6 * CBA * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Stk3tm1.1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk3tm1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk4tm1.1Yy mutation (0 available); any Stk4 mutation (75 available)
Tg(Prrx1-cre)1Cjt mutation (2 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
limbs/digits/tail
abnormal limb bone morphology ( J:156541 )
• shorter skeletal elements in the limbs

skeleton
abnormal limb bone morphology ( J:156541 )
• shorter skeletal elements in the limbs
abnormal cartilage morphology ( J:156541 )
• cell size appears smaller and cell density is increased in the limb cartilage
abnormal long bone hypertrophic chondrocyte zone ( J:156541 )
• proliferating cells are detected in the hypertrophic zone
• apoptosis is decreased compared to controls
• despite the increase in proliferation and decrease in apoptosis cartilage size is not increased
abnormal skeleton physiology ( J:156541 )
• increase in proliferation of cells in the developing limb




Genotype
MGI:4422183
cx5
Allelic
Composition		 Stk3tm1.1Yy/Stk3tm1Yy
Stk4tm1.1Yy/Stk4tm1.1Yy
Genetic
Background		 involves: C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Stk3tm1.1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk3tm1Yy mutation (0 available); any Stk3 mutation (47 available)
Stk4tm1.1Yy mutation (0 available); any Stk4 mutation (75 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
neoplasm
increased liver tumor incidence ( J:156541 )
• at 12 months of age tumors develop in 2 of 31 mice

homeostasis/metabolism

liver/biliary system
increased liver tumor incidence ( J:156541 )
• at 12 months of age tumors develop in 2 of 31 mice




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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Send questions and comments to User Support. 		last database update
09/30/2025
MGI 6.24 		The Jackson Laboratory