γ-aminobutyric acid

initialism: GABA
synonym: 4-aminobutanoic acid
https://doi.org/10.1351/goldbook.11575
Major neurotransmitter at inhibitory synapses in the central nervous system of mammals.
Note: It is often referred to as an "inhibitory neurotransmitter."
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 845 [Terms] [Paper]