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Phenotypes Associated with This Genotype
Genotype
MGI:3703012
Allelic
Composition		 Hoxa1tm3.1Mrc/Hoxa1tm4(Hoxb1)Mrc
Hoxb1tm5Mrc/Hoxb1tm8(Hoxa1)Mrc
Genetic
Background		 involves: 129S1/Sv * 129X1/SvJ * BALB/cJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hoxa1tm3.1Mrc mutation (0 available); any Hoxa1 mutation (13 available)
Hoxa1tm4(Hoxb1)Mrc mutation (0 available); any Hoxa1 mutation (13 available)
Hoxb1tm5Mrc mutation (0 available); any Hoxb1 mutation (24 available)
Hoxb1tm8(Hoxa1)Mrc mutation (0 available); any Hoxb1 mutation (24 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
behavior/neurological
abnormal blinking ( J:119279 )
• facial paralysis is predominantly manifested in impaired eyeblink reflex
facial paralysis ( J:119279 )
• majority of mice show various levels of facial paralysis

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
03/18/2025
MGI 6.24 		The Jackson Laboratory