Tags: Protein.
Kallikrein-related peptidase 5 (KLK5) formerly known as stratum corneum tryptic enzyme (SCTE) is a serine protease expressed in the epidermis. In humans it is encoded by the KLK5 gene. This gene is one of the fifteen kallikrein subfamily members located in a cluster on chromosome 19. Its expression is up-regulated by estrogens and progestins.