Structures of the 26S proteasome in complex with the Hsp70 co-chaperone Bag1 reveal a mechanism for direct substrate transfer
Authors Maestro-López M, Cheng TC, Muntaner J, Menéndez M, Alonso M, Schweitzer A, Ishizaka M, Tomko RJ Jr, Cuéllar J, Valpuesta JM, Sakata E Journal Science Advances Citation Sci Adv. 2026 Feb 20;12(8):eadz3026. Abstract Coupling between the chaperone and degradation systems, particularly under stress, is essential for eliminating unfolded proteins.


