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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Hoxc4+
wild type
MGI:1857571
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
Hoxc4tm1Hsu/Hoxc4+ involves: 129S/SvEv * A/J MGI:3796845
ht2
Hoxc4tm1Mrc/Hoxc4+ involves: 129S7/SvEvBrd * C57BL/6 MGI:3844584


Genotype
MGI:3796845
ht1
Allelic
Composition
Hoxc4tm1Hsu/Hoxc4+
Genetic
Background
involves: 129S/SvEv * A/J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hoxc4tm1Hsu mutation (0 available); any Hoxc4 mutation (9 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• in some mutants, xiphoid process is observed to have an aperture or fissure
• some newborns exhibit formation of rib heads on cervical vertebra C7 compared to no wild-type animals; ossified processes extending toward the midline are seen on the ventral side of C7
• in very small number of mutants




Genotype
MGI:3844584
ht2
Allelic
Composition
Hoxc4tm1Mrc/Hoxc4+
Genetic
Background
involves: 129S7/SvEvBrd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hoxc4tm1Mrc mutation (0 available); any Hoxc4 mutation (9 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• unlike in wild-type mice, the eighth pair of ribs in 8% of mice is attached to the sternum
• in 3 of 35 mouse the dorsal processes of T2 and T3 are the same size unlike in wild-type mice
• occasionally the transitional vertebra is T11 instead of T10 in wild-type mice
• 4 of 6 mice exhibit a T10 transformed into T9 and weak transformations of T11 in 50% of mice





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last database update
03/24/2026
MGI 6.24
The Jackson Laboratory