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Mammalian Phenotype Ontology Annotations
Query Results - Summary
Symbol
Name
ID 		Ubb
ubiquitin B
MGI:98888
40 phenotypes from 2 alleles in 3 genetic backgrounds
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Allelic Composition
Genetic Background		 Annotated Term Reference
Ubbtm1Rrk/Ubbtm1Rrk
involves: 129S1/Sv * 129X1/SvJ 		decreased retina rod cell number J:279808
retina degeneration J:279808
retina rod cell degeneration J:279808
thin retina outer nuclear layer J:279808
Ubbtm1Rrk/Ubbtm1Rrk
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 		abnormal energy homeostasis J:132767
abnormal female meiosis J:130361
abnormal gametogenesis J:130361
abnormal hypothalamus morphology J:132767
abnormal oocyte morphology J:130361
abnormal tertiary ovarian follicle morphology J:130361
arrest of male meiosis J:130361
decreased body length J:132767
decreased body size J:132767
decreased compensatory feeding amount J:132767
decreased corpora lutea number J:130361
decreased male germ cell number J:130361
decreased mature ovarian follicle number J:130361
decreased oocyte number J:130361
decreased ovary weight J:130361
failure of superovulation J:130361
female infertility J:130361
impaired spindle assembly in female meiosis J:130361
increased circulating leptin level J:132767
increased susceptibility to age related obesity J:132767
increased total body fat amount J:132767
male infertility J:130361
neuron degeneration J:132767
postnatal growth retardation J:132767
small ovary J:130361
small seminiferous tubules J:130361
small testis J:130361
testicular atrophy J:130361
testis degeneration J:130361
thin zona pellucida J:130361
UbbTn(pb-Act-RFP)1.091015001-HRAZhu/UbbTn(pb-Act-RFP)1.091015001-HRAZhu
involves: FVB/NJ 		abnormal cardiovascular development J:378174
abnormal embryo size J:378174
abnormal liver development J:378174
abnormal vascular development J:378174
embryonic growth retardation J:378174
embryonic lethality during organogenesis, complete penetrance J:378174
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
01/20/2026
MGI 6.24 		The Jackson Laboratory