Serpin peptidase inhibitor, clade B (ovalbumin), member 5; Tumor suppressor. It blocks the growth, invasion, and metastatic properties of mammary tumors. As it does not undergo the S (stressed) to R (relaxed) conformational transition characteristic of active serpins, it exhibits no serine protease inhibitory activity; Belongs to the serpin family. Ov-serpin subfamily.
Synonyms: SERPINB5, A0A024R2B6, C9JLM5, P36952, C9JLM5p ...