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 +
 D12.776.543.750.750 Receptors, Peptide D018000 +
 D12.776.543.750.750.555 Receptors, Neuropeptide D018013 +
 D12.776.543.750.750.555.150 Receptors, Angiotensin D011945 +
 D12.776.543.750.750.555.270 Receptors, Cholecystokinin D011949 +
 D12.776.543.750.750.555.610 Receptors, Opioid D011957 +
 D12.776.543.750.750.555.370 Receptors, FSH D011962 
 D12.776.543.750.750.555.460 Receptors, LHRH D011966 
 D12.776.543.750.750.555.450 Receptors, LH D011974 
 D12.776.543.750.750.555.710 Receptors, Prolactin D011981 
 D12.776.543.750.750.555.770 Receptors, Somatotropin D011986 
 D12.776.543.750.750.555.850 Receptors, Thyrotropin D011989 
 D12.776.543.750.750.555.170 Receptors, Atrial Natriuretic Factor D017461 
 D12.776.543.750.750.555.540 Receptors, Neuropeptide Y D017476 
 D12.776.543.750.750.555.760 Receptors, Somatostatin D017481 
 D12.776.543.750.750.555.925 Receptors, Vasopressin D017483 
 D12.776.543.750.750.555.220 Receptors, Bradykinin D018002 +
 D12.776.543.750.750.555.250 Receptors, Calcitonin D018003 
 D12.776.543.750.750.555.200 Receptors, Bombesin D018004 
 D12.776.543.750.750.555.915 Receptors, Vasoactive Intestinal Peptide D018005 
 D12.776.543.750.750.555.260 Receptors, Calcitonin Gene-Related Peptide D018015 
 D12.776.543.750.750.555.290 Receptors, Corticotropin-Releasing Hormone D018019 
 D12.776.543.750.750.555.860 Receptors, Thyrotropin-Releasing Hormone D018025 
 D12.776.543.750.750.555.560 Receptors, Neurotensin D018028 
 D12.776.543.750.750.555.830 Receptors, Tachykinin D018039 +
 D12.776.543.750.750.555.285 Receptors, Corticotropin D018043 +
 D12.776.543.750.750.555.630 Receptors, Oxytocin D018045 
 D12.776.543.750.750.555.410 Receptors, Galanin D044088