3qwd is a 14 chain structure with sequence from Staa8. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
[CLPP_STAA8] Cleaves peptides in various proteins in a process that requires ATP hydrolysis. Has a chymotrypsin-like activity. Plays a major role in the degradation of misfolded proteins (By similarity).