BCHE(redirected from choline esterase II)
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BCHEA gene on chromosome 3q26.1-2 that encodes butyrylcholinesterase, which has a broad substrate spectrum. It contributes to inactivation of the neurotransmitter acetylcholine and can degrade neurotoxic organophosphate esters.
Mutant alleles at BCHE are responsible for suxamethonium sensitivity.