>3H43_1|Chains A, B, C, D, E, F, G, H, I, J, K, L|Proteasome-activating nucleotidase|Methanocaldococcus jannaschii (2190) MKENEILRRELDRMRVPPLIVGTVVDKVGERKVVVKSSTGPSFLVNVSHFVNPDDLAPGKRVCLNQQTLTVVDVLPELEHHHHHH