has primary input somatostatin binding peptide hormone binding somatostatin binding https://github.com/geneontology/go-ontology/issues/13143 krc Binding to somatostatin, a polypeptide hormone involved in regulating pancreatic alpha and pancreatic beta cells and controlling growth hormone secretion as well as many other functions. Somatostatin is produced by several cell types including pancreatic delta cells. There are several different mature forms of somatostatin. 2017-03-17T14:54:21Z GO:0120023