About   Help   FAQ
Glossary Term
Glossary Term Haploinsufficient
Definition A description applied to a gene that produces a mutant phenotype when present in a diploid individual heterozygous for an amorphic allele.

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 & Copyright Notice
Send questions and comments to User Support.
last database update
MGI 6.15
The Jackson Laboratory