<Table> Acetylcholine <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Clinical data </Th> </Tr> <Tr> <Th> Synonyms </Th> <Td> ACh </Td> </Tr> <Tr> <Th_colspan="2"> Physiological data </Th> </Tr> <Tr> <Th> Source tissues </Th> <Td> motor neurons, parasympathetic nervous system, brain </Td> </Tr> <Tr> <Th> Target tissues </Th> <Td> skeletal muscles, brain, many other organs </Td> </Tr> <Tr> <Th> Receptors </Th> <Td> nicotinic, muscarinic </Td> </Tr> <Tr> <Th> Agonists </Th> <Td> nicotine, muscarine, cholinesterase inhibitors </Td> </Tr> <Tr> <Th> Antagonists </Th> <Td> tubocurarine, atropine </Td> </Tr> <Tr> <Th> Precursor </Th> <Td> choline, acetyl - CoA </Td> </Tr> <Tr> <Th> Biosynthesis </Th> <Td> choline acetyltransferase </Td> </Tr> <Tr> <Th> Metabolism </Th> <Td> acetylcholinesterase </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr> <Tr> <Td_colspan="2"> IUPAC name (show) <Ul> <Li> 2 - Acetoxy - N, N, N - trimethylethanaminium </Li> </Ul> </Td> </Tr> <Tr> <Th> CAS Number </Th> <Td> <Ul> <Li> 51 - 84 - 3 </Li> </Ul> </Td> </Tr> <Tr> <Th> PubChem CID </Th> <Td> <Ul> <Li> 187 </Li> </Ul> </Td> </Tr> <Tr> <Th> IUPHAR / BPS </Th> <Td> <Ul> <Li> 294 </Li> </Ul> </Td> </Tr> <Tr> <Th> DrugBank </Th> <Td> <Ul> <Li> EXPT00412 </Li> </Ul> </Td> </Tr> <Tr> <Th> ChemSpider </Th> <Td> <Ul> <Li> 182 </Li> </Ul> </Td> </Tr> <Tr> <Th> KEGG </Th> <Td> <Ul> <Li> C01996 </Li> </Ul> </Td> </Tr> <Tr> <Th> E number </Th> <Td> E1001 (i) (additional chemicals) </Td> </Tr> <Tr> <Th> ECHA InfoCard </Th> <Td> 100.000. 118 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Clinical data </Th> </Tr> <Tr> <Th> Synonyms </Th> <Td> ACh </Td> </Tr>

Acetylcholine is a neurotransmitter in the brain and in skeletal muscles