Kallikrein-5, Kallikrein-like protein 2, Stratum corneum tryptic enzyme
Kallikreins are a subgroup of serine proteases and are implicated in carcinogenesis. The novel KLK gene, KLK-L2 (also known as KLK5) is expressed in breast, brain, and testis and is up-regulated by estrogens and progestins