Complex sentence: Once the ced-3 caspase is activated, the cysteine residue of the protease goes and recognizes other aspartate residues, and cleaves proteins in the nucleus, nuclear lamina, cytoskeleton, endoplasmic reticulum, and cytosol.
Split into simpler sentences: Once the ced-3 caspase is activated, the same cysteine residue of the protease goes and recognizes aspartates in other proteins, and cleaves them. These proteins are found in the nucleus, nuclear lamina, cytoskeleton, endoplasmic reticulum, and cytosol.