Queried GO term:

  idGO:0042133   Detailed information
  nameneurotransmitter metabolic process
  namespacebiological_process
  def"The chemical reactions and pathways involving neurotransmitters, any of a group of substances that are released on excitation from the axon terminal of a presynaptic neuron of the central or peripheral nervous system and travel across the synaptic cleft to either excite or inhibit the target cell." [CHEBI:25512, GOC:jl]
  subsetgoslim_pir
  is_aGO:0001505 ! regulation of neurotransmitter levels
  is_aGO:0044237 ! cellular metabolic process

No monarch genes has the input GO term: GO:0042133.