function:Has very low antimicrobial activity against Gram-negative and Gram-positive bacteria. May protect cells against infection with HIV-1.,similarity:Belongs to the alpha-defensin family.,subunit:Homodimer.,tissue specificity:Paneth cells of the small intestine.,
Secreted . Cytoplasmic vesicle, secretory vesicle . Stored as propeptide in secretory granules of small intestinal Paneth cells and found in the ileum lumen as mature peptide. .
Expressed in Paneth cells of the small intestine (at protein level).