About   Help   FAQ
Mammalian Phenotype Ontology Annotations
Query Results - Summary
Symbol
Name
ID
Usb1
U6 snRNA biogenesis 1
MGI:2142454
14 phenotypes from 1 allele in 2 genetic backgrounds
Export: Excel File
Allelic Composition
Genetic Background
Annotated Term Reference
Usb1em1(IMPC)Bay/Usb1em1(IMPC)Bay
C57BL/6N-Usb1em1(IMPC)Bay/BayMmucd
edema J:211773
embryonic lethality prior to tooth bud stage J:211773
preweaning lethality, complete penetrance J:211773
Usb1em1(IMPC)Bay/Usb1em1(IMPC)Bay
C57BL/6N-Usb1em1(IMPC)Bay/Mmmh
abnormal forebrain morphology J:374598
abnormal head shape J:374598
abnormal pharyngeal arch morphology J:374598
abnormal placenta development J:374598
abnormal placenta labyrinth morphology J:374598
abnormal tail morphology J:374598
abnormal trophoblast layer morphology J:374598
embryonic growth retardation J:374598
embryonic lethality during organogenesis, complete penetrance J:374598
hemorrhage J:374598
incomplete embryo turning J:374598

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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
12/30/2025
MGI 6.24
The Jackson Laboratory