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Mammalian Phenotype Ontology Annotations
Query Results - Summary
Symbol
Name
ID 		Urb1
URB1 ribosome biogenesis 1 homolog (S. cerevisiae)
MGI:2146468
5 phenotypes from 2 alleles in 2 genetic backgrounds
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Allelic Composition
Genetic Background		 Annotated Term Reference
Urb1em1(IMPC)Bay/Urb1em1(IMPC)Bay
C57BL/6N-Urb1em1(IMPC)Bay/Bay 		embryonic lethality prior to organogenesis J:211773
preweaning lethality, complete penetrance J:211773
Urb1em1Jil/Urb1em1Jil
involves: C57BL/6 * DBA/2 		absent blastocoele J:344930
embryonic growth arrest J:344930
embryonic lethality before implantation, complete penetrance J:344930
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
10/07/2025
MGI 6.24 		The Jackson Laboratory