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GENATLAS PHENOTYPE

last update : 6/07/2006

Symbol	HCL4
Location	16q24.3
Name	hair color 4
Other name(s)	red hair color
Corresponding gene	MC1R
Main clinical features	reduced sensitivity to noxious stimuli and increased analgesic responsiveness to the mu-opioid selective morphine metabolite M6G
Genetic determination	autosomal recessive
Function/system disorder	dermatology
Type	other

Mechanism(s)

Gene mutation	Chromosome rearrangement	Effect	Comments
unknown		abnormal protein/loss of function