Somatostatin Receptor Type 2 (SRIF1 or SSTR2) - Pipeline Review, H1 2018 Somatostatin Receptor Type 2 (SRIF1 or SSTR2) - Pipeline Review, H1 2018 SUMMARY Somatostatin Receptor Type 2 (SRIF1 or SSTR2) - Somatostatin receptor type 2 is a protein that encoded by the SSTR2 gene. Somatostatin acts at many sites to inhibit the ...