Acetylcholinesterase
gene in Homo sapiens
Acetylcholinesterase is an enzyme found in nerve synapses, including nerve-to-muscle junctions. Its function is to end transmission across a synapse.
![](https://cdn.statically.io/img/upload.wikimedia.org/wikipedia/commons/thumb/1/1f/1maa.jpg/300px-1maa.jpg)
It breaks up neurotransmitters like acetylcholine, and allows us to extend our muscles after contraction.