- 7B2
- ACBP
- Adrenomedullin
- AKH/HRTH/RPCH
- Allatostatin
- Apelin
- Arthropod CHH/MIH/GIH/VIH hormone
- Arthropod PDH
- Bombesin/neuromedin-B/ranatensin
- Bradykinin
- Calcitonin
- Calcitonin-like peptide
- CART
- CCAP
- Cerebellins
- Chromogranin/secretogranin
- Corazonin
- Cystatin
- Ecdysis triggering hormone
- Endothelin/sarafotoxin
- FMRFamide related peptide
- Galanin
- Gastrin/cholecystokinin
- Glucagon
- GnRH
- Insulin
- Kinin
- KISS1
- Leptin
- LWamide neuropeptide
- Melanin-concentrating hormone
- Molluscan ELH
- Motilin
- Myomodulin
- Myosuppressin
- NA
- NAPRTase
- Natriuretic peptide
- Neurexophilin
- Neuromedins
- Neuropeptide B/W
- Neuropeptide S
- Neurotensin
- NPY
- Nucleobindin
- Opioid
- Orcokinin
- Orexin
- Parathyroid hormone
- Periviscerokinin
- POMC
- ProSAAS
- Pyrokinin
- Resistin/FIZZ
- RFamide neuropeptide
- Sauvagine/corticotropin-releasing factor/urotensin I
- SCP
- Serpin
- Somastostatin
- Somatotropin/prolactin
- Tachykinin
- TRH
- Urotensin-2
- Vasopressin/oxytocin
- VGF
- YGGW-amide related peptide