Product Description: Z-Arg-Arg-4MβNA triacetate is a cathepsin B-specific substrate and can produce fluorescent end product 4MβNA (λex = 355 nm, λem = 430 nm)[1][2].
Formula: C37H53N9O11
References: [1]van den Bos T, et al. Differences in matrix composition between calvaria and long bone in mice suggest differences in biomechanical properties and resorption: Special emphasis on collagen. Bone. 2008 Sep;43(3):459-68./[2]Büth H, et al. HaCaT keratinocytes secrete lysosomal cysteine proteinases during migration. Eur J Cell Biol. 2004 Dec;83(11-12):781-95.