Melatonin Receptor Type 1B

**Semantic type:** Amino Acid, Peptide, or Protein|Receptor

**Definition:** Melatonin receptor type 1B (362 aa, ~40 kDa) is encoded by the human MTNR1B gene. This protein plays a role in both ligand recognition and signal transduction.

**Synonyms:** - MTNR1B - Mel-1B-R - Mel1b Melatonin Receptor