High affinity choline transporter 1
Definition:
Transmembrane transporter that imports choline from the extracellular space into the neuron with high affinity. Choline uptake is the rate-limiting step in acetylcholine synthesis. Sodium ion- and chloride ion-dependent.
References:
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[1]. S Apparsundaram, et al. Molecular cloning of a human, hemicholinium-3-sensitive choline transporter. Biochem Biophys Res Commun. 2000 Oct 5;276(3):862-7. [Content Brief]
[2]. Stéphanie Bauché, et al. Impaired Presynaptic High-Affinity Choline Transporter Causes a Congenital Myasthenic Syndrome with Episodic Apnea. Am J Hum Genet. 2016 Sep 1;99(3):753-761. [Content Brief]
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