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Mammalian Phenotype Ontology Annotations
Query Results - Summary
Symbol
Name
ID 		Sycp1
synaptonemal complex protein 1
MGI:105931
12 phenotypes from 1 allele in 2 genetic backgrounds
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Allelic Composition
Genetic Background		 Annotated Term Reference
Sycp1tm1Aps/Sycp1tm1Aps
involves: 129P2/OlaHsd * C57BL/6 		abnormal female reproductive system morphology J:98718
abnormal gametogenesis J:98718
abnormal male meiosis J:98718
abnormal male reproductive system morphology J:98718
absent ovarian follicles J:98718
arrest of male meiosis J:98718
azoospermia J:98718
decreased ovary weight J:98718
decreased testis weight J:98718
female infertility J:98718
male infertility J:98718
small seminiferous tubules J:98718
Sycp1tm1Aps/Sycp1tm1Aps
involves: 129P2/OlaHsd * C57BL/6J 		abnormal male meiosis J:187173
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
12/09/2025
MGI 6.24 		The Jackson Laboratory