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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		hy2
hydrocephalus 2
MGI:1856912
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		hy2/hy2 Not Specified MGI:3833370


Genotype
MGI:3833370
hm1
Allelic
Composition		 hy2/hy2
Genetic
Background		 Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
No mouse lines available in IMSR.
See publication links below for author information.
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
growth/size/body
decreased body size ( J:15342 )
• initially mutant mice are smaller than normal siblings but catch up in size

nervous system
hydrocephaly ( J:230 , J:15342 )
• more severe than found in mice homozygous for hy1 (J:230)

reproductive system
infertility ( J:15342 )
• mutant mice did not breed




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