|Dataset||MPO Gene-Phenotype Associations|
|Category||disease or phenotype associations|
|Description||absence of the ring-like, filamentous structure located at the midpiece-principal piece junction of the sperm flagellum, usually associated with a bent tail morphology (Mammalian Phenotype Ontology, MP_0009835)|
|Downloads & Tools|
2 gene mutations causing the absent sperm annulus phenotype in transgenic mice from the MPO Gene-Phenotype Associations dataset.