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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		rsph
round sperm heads
MGI:2177012
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		rsph/rsph involves: 129S4/SvJae * C57BL/6J MGI:2177048


Genotype
MGI:2177048
hm1
Allelic
Composition		 rsph/rsph
Genetic
Background		 involves: 129S4/SvJae * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
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♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
reproductive system
globozoospermia ( J:60747 )
• round sperm heads

cellular
globozoospermia ( J:60747 )
• round sperm heads




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