Clinical Significance
The Kx antigen plays a role in matching blood for blood transfusions.
Mutation of XK protein may lead to McLeod syndrome, a multi-system disorder characterized by hemolytic anemia, myopathy, acanthocytosis, and chorea.
XK is located on the X chromosome and absence of the XK protein is an X-linked disease.
Read more about this topic: XK (protein)
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“Of what significance the light of day, if it is not the reflection of an inward dawn?—to what purpose is the veil of night withdrawn, if the morning reveals nothing to the soul? It is merely garish and glaring.”
—Henry David Thoreau (1817–1862)