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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Scs
semi-dominant compacted skeleton
MGI:5517547
Summary 4 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Scs/Scs involves: C57BL/6J * C3H/H MGI:5519886
ht2
Scs/+ C3H/He-Scs/GrsrJ MGI:5646117
ht3
Scs/+ (C3H/He-Scs/GrsrJ x C57BL/6J)F1 MGI:5519899
ht4
Scs/+ (C3H/He-Scs/GrsrJ x CAST/EiJ)F1 MGI:5646119


Genotype
MGI:5519886
hm1
Allelic
Composition
Scs/Scs
Genetic
Background
involves: C57BL/6J * C3H/H
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Scs mutation (1 available); any Scs mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

Short tail and compact body in Scs/+ (center) and Scs/Scs (right) mice compared to wild-type (left)

skeleton
• ribs are often bifurcated or fused
• compressed, shortened, sometimes crooked or kinked spine and tail
• intervertebral discs are sometimes missing or herniated
• cervical, thoracic, lumbar and sacral vertebrae can be compressed, misshapen, and irregularly aligned and misaligned vertebrae are often fused resulting in a crooked spine or tail kink
• the vertebral defects result in a compressed, shortened body length

limbs/digits/tail
• homozygotes have a very short tail, approximately a half inch or less, which can be stumpy or kinked

hearing/vestibular/ear
N
• normal hearing by ABR of one homozygote at 39 days of age, one homozygote at 81 days of age, and one homozygote at 4 months of age




Genotype
MGI:5646117
ht2
Allelic
Composition
Scs/+
Genetic
Background
C3H/He-Scs/GrsrJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Scs mutation (1 available); any Scs mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• shortened, compacted body due to abnormal axial skeleton development

limbs/digits/tail
• somewhat stumpy and sometimes kinked tail approximately three quarters of an inch in length




Genotype
MGI:5519899
ht3
Allelic
Composition
Scs/+
Genetic
Background
(C3H/He-Scs/GrsrJ x C57BL/6J)F1
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Scs mutation (1 available); any Scs mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

Abnormal axial skeleton morphology and short tail in Scs/+ mouse

skeleton
• fused or bifurcated ribs can be found
• compressed, shortened, sometimes crooked or kinked spine and tail
• intervertebral discs are sometimes missing or herniated
• cervical, thoracic, lumbar and sacral vertebrae can be compressed, misshapen, and irregularly aligned and misaligned vertebrae can be fused resulting in a crooked spine or tail kink
• the vertebral defects result in a compressed, shortened body length

limbs/digits/tail




Genotype
MGI:5646119
ht4
Allelic
Composition
Scs/+
Genetic
Background
(C3H/He-Scs/GrsrJ x CAST/EiJ)F1
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Scs mutation (1 available); any Scs mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
limbs/digits/tail
• somewhat stumpy and sometimes kinked tail approximately three quarters of an inch in length

skeleton
• shortened, compacted body due to abnormal axial skeleton development





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last database update
11/19/2024
MGI 6.24
The Jackson Laboratory