Phenotypes associated with this allele

• Allele Symbol: Tba
• Allele Name: tibialess
• Allele ID: MGI:1861472
• Summary: 2 genotypes

Jump to	Allelic Composition	Genetic Background	Genotype ID
hm1	Tba/Tba	involves: PERU-COPPOCK	MGI:4360269
ht2	Tba/Tba^+	involves: PERU-COPPOCK	MGI:4360270

Genotype
MGI:4360269

hm1

• Allelic Composition: Tba/Tba
• Genetic Background: involves: PERU-COPPOCK

• ♀: phenotype observed in females
• ♂: phenotype observed in males
• N: normal phenotype

mortality/aging

prenatal lethality, incomplete penetrance ( J:14312 )

• stage not determined

Genotype
MGI:4360270

ht2

• Allelic Composition: Tba/Tba⁺
• Genetic Background: involves: PERU-COPPOCK

mortality/aging

decreased survivor rate ( J:14312 )

postnatal lethality, incomplete penetrance ( J:14312 )

• sporadic losses after birth

prenatal lethality, incomplete penetrance ( J:14312 )

• significant loss between birth and 8 days

limbs/digits/tail

abnormal digit morphology ( J:14312 )

• digits are missing or malformed

polydactyly ( J:14312 )

syndactyly ( J:14312 )

• both soft tissue and bony fusions are seen

abnormal femur morphology ( J:14312 )

• when involved, represented by bony knobs

bowed fibula ( J:14312 )

• usually thickened with evidence of healed fractures

increased diameter of fibula ( J:14312 )

• and bowed

absent tibia ( J:14312 )

• only a proximal end, if any remnant

short tibia ( J:14312 )

skeleton

abnormal femur morphology ( J:14312 )

• when involved, represented by bony knobs

bowed fibula ( J:14312 )

• usually thickened with evidence of healed fractures

increased diameter of fibula ( J:14312 )

• and bowed

absent tibia ( J:14312 )

• only a proximal end, if any remnant

short tibia ( J:14312 )