May be involved in testis development (By similarity). May play a role in hematopoietic differentiation or inflammation (PubMed:12535658). Has immunomodulatory and antimicrobial functions against Francisella tularensis, a Gram-negative bacteria (PubMed:23922243).

Belongs to the cystatin family.

159 amino acids

MSSPQRRKAMPWALSLLLMGFQLLVTYAWCSEEEMGGNNKIVQDPMFLATVEFALNTFNVQSKEEHAYRLLRVLSSWREDSMDRKWRGKMVFSMNLQLRQTVCRKFEDDIDNCPFQESLELNNVRQGISFPQVHSCGCCMGCGVGTGAADKAIPRDKGK

18.1 kDa

(Note: Representative image - actual molecular weight may vary depending on tag type and expression method)

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