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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Actg2em1Yiwan
endonuclease-mediated mutation 1, Ying Wang
MGI:7593716
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
ht1
Actg2em1Yiwan/Actg2+ involves: C57BL/6J MGI:7593773


Genotype
MGI:7593773
ht1
Allelic
Composition
Actg2em1Yiwan/Actg2+
Genetic
Background
involves: C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Actg2em1Yiwan mutation (0 available); any Actg2 mutation (17 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
digestive/alimentary system
• significant dilation of colon
• however, length is normal
• significant dilation of the small intestine
• however, length is normal and intestine histology is normal, with no inflammation and normal enteric neuronal innervation
• average total time of gastrointestinal transit is increased in 6-12-week-old males
• primary intestinal smooth muscle cells show reduced cell contractility in collagen gel contraction experiments

renal/urinary system
• bladder is dilated
• however, bladder histology appears normal
• maximum bladder volume is increased when bladder is injected with normal saline
• mice exhibit dysfunctional urinary bladders, with a significant decrease in area of urine spots

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
megacystis-microcolon-intestinal hypoperistalsis syndrome DOID:0060610 OMIM:155310
J:344876





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
11/12/2024
MGI 6.24
The Jackson Laboratory