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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Kdf1shd
shorthand
MGI:5559501
Summary 4 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Kdf1shd/Kdf1shd involves: C3HeB/FeJ * C57BL/6J MGI:5559507
ht2
Kdf1shd/Kdf1tm1a(EUCOMM)Wtsi involves: C3HeB/FeJ * C57BL/6J * C57BL/6N MGI:5559503
cx3
Kdf1shd/Kdf1shd
Trp63tm2Brd/Trp63+
involves: 129S7/SvEvBrd * C3HeB/FeJ * C57BL/6J MGI:5559506
cx4
Kdf1shd/Kdf1+
SfnEr/Sfn+
involves: C3HeB/FeJ * C57BL/6J MGI:5559505


Genotype
MGI:5559507
hm1
Allelic
Composition
Kdf1shd/Kdf1shd
Genetic
Background
involves: C3HeB/FeJ * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Kdf1shd mutation (0 available); any Kdf1 mutation (16 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• mice die at birth likely due to epidermis covering the mouth and nose

reproductive system
• fusion between hindlimb, tail and genitals due to overgrowth of the epidermis at E18.5

integument
• differentiated keritonocytes are poorly defined in the basal layer and retain their nuclei
• impaired basal keratinocyte progeny
• 70-fold in suprabasal keratinocyte proliferation
• in the basal layer
• defective epidermal barrier formation
• thickened dorsal epidermis at E12.5
• without wrinkles

limbs/digits/tail
• fusion between hindlimb, tail and genitals due to overgrowth of the epidermis at E18.5
• at E12.5
• short forelimbs at E18.5
• fusion between hindlimb, tail and genitals due to overgrowth of the epidermis at E18.5

craniofacial
• fusion of tongue with palatal shelf epithelium resulting in cleft palate
• due to fusion of tongue with palatal shelf epithelium
• fusion of tongue with palatal shelf epithelium resulting in cleft palate
• at E18.5
• epidermis covers the nose opening
• at E12.5

digestive/alimentary system
• fusion of tongue with palatal shelf epithelium resulting in cleft palate
• due to fusion of tongue with palatal shelf epithelium
• fusion of tongue with palatal shelf epithelium resulting in cleft palate
• complete fusion with no lumen

hearing/vestibular/ear
• lack of ear opening at E18.5

homeostasis/metabolism
• defective epidermal barrier formation

respiratory system
• epidermis covers the nose opening

cellular
• differentiated keritonocytes are poorly defined in the basal layer and retain their nuclei
• impaired basal keratinocyte progeny
• 70-fold in suprabasal keratinocyte proliferation
• in the basal layer

growth/size/body
• fusion of tongue with palatal shelf epithelium resulting in cleft palate
• due to fusion of tongue with palatal shelf epithelium
• fusion of tongue with palatal shelf epithelium resulting in cleft palate
• at E18.5
• epidermis covers the nose opening
• at E12.5




Genotype
MGI:5559503
ht2
Allelic
Composition
Kdf1shd/Kdf1tm1a(EUCOMM)Wtsi
Genetic
Background
involves: C3HeB/FeJ * C57BL/6J * C57BL/6N
Cell Lines EPD0177_3_A04
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Kdf1shd mutation (0 available); any Kdf1 mutation (16 available)
Kdf1tm1a(EUCOMM)Wtsi mutation (0 available); any Kdf1 mutation (16 available)
phenotype observed in females
phenotype observed in males
N normal phenotype



Genotype
MGI:5559506
cx3
Allelic
Composition
Kdf1shd/Kdf1shd
Trp63tm2Brd/Trp63+
Genetic
Background
involves: 129S7/SvEvBrd * C3HeB/FeJ * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Kdf1shd mutation (0 available); any Kdf1 mutation (16 available)
Trp63tm2Brd mutation (1 available); any Trp63 mutation (60 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
integument
N
• epidermal barrier formation, increased basal keratinocyte proliferation, lateral epidermis thickness and impaired keratinocyte differentiation defects observed in 1810019J16Rikshd homozygotes are rescued

limbs/digits/tail
N
• limb protrusion defects and tail-hindlimb fusion observed in 1810019J16Rikshd homozygotes homozygotes is rescued




Genotype
MGI:5559505
cx4
Allelic
Composition
Kdf1shd/Kdf1+
SfnEr/Sfn+
Genetic
Background
involves: C3HeB/FeJ * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Kdf1shd mutation (0 available); any Kdf1 mutation (16 available)
SfnEr mutation (1 available); any Sfn mutation (15 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• despite Mendelian numbers during embryonic development, only 1 mouse was obtained postnatally

integument
• in several areas, pronounced in the eyelids, ears, snout, digit/tail tips, chin and two dorsal stripes
• breaks in the cornified layer in dorsal stripes
• however, most regions exhibit normal cornified layers

craniofacial
• in the one recovered mouse
• in the one recovered mouse

homeostasis/metabolism
• in several areas, pronounced in the eyelids, ears, snout, digit/tail tips, chin and two dorsal stripes

digestive/alimentary system
• in the one recovered mouse

growth/size/body
• in the one recovered mouse
• in the one recovered mouse





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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory