Peptide sequence: QVRTARHNII CLQNDHKAVM KQVEEALHQL HARDKEKQAR DMAEAHKEAM Sequence homology: Cow: 93%; Dog: 100%; Guinea Pig: 93%; Horse: 100%; Human: 100%; Mouse: 100%; Rabbit: 100%; Rat: 100%. Acts as a chaperone during the assembly of the 26S proteasom