Assertion: calcitonin | /r/HasProperty | a monomer of a 3.5-kd peptide
Facets:
Source sentences:
text: Precalcitonin (116 amino acids) is cleaved to procalcitonin, which is further cleaved to immature calcitonin (33 amino acids) and then to mature calcitonin, a monomer of a 3.5-kd peptide composed of 32 amino acids, which is the only biologically active form.