All
 D12 Amino Acids, Peptides, and Proteins D000602 +
 D12.776 Proteins D011506 +
 D12.776.543 Membrane Proteins D008565 +
 D12.776.543.750 Receptors, Cell Surface D011956 +
 D12.776.543.750.100 Receptors, G-Protein-Coupled D043562 +
 D12.776.543.750.100.800 Receptors, Serotonin D011985 +
 D12.776.543.750.100.800.100 Receptors, Serotonin, 5-HT1 D044263 +
 D12.776.543.750.100.800.200 Receptors, Serotonin, 5-HT2 D044348 +
 D12.776.543.750.100.800.400 Receptors, Serotonin, 5-HT4 D044422