A new native EcHsp31 structure suggests a key role of structural flexibility for chaperone function.

MTVQTSKNPQVDIAEDNAFFPSEYSLSQYTSPVSDLDGVDYPKPYRGKHKILVIAADERYLPTDNGKLFSTGNHPIETLL
PLYHLHAAGFEFEVATISGLMTKFEYWAMPHKDEKVMPFFEQHKSLFRNPKKLADVVASLNADSEYAAIFVPGGHGALIG
LPESQDVAAALQWAIKNDRFVISLCHGPAAFLALRHGDNPLNGYSICAFPDAADKQTPEIGYMPGHLTWYFGEELKKMGM
NIINDDITGRVHKDRKLLTGDSPFAANALGKLAAQEMLAAYAG

26% PEG 6000,50mM NaCl,100 mM Tris pH 7.5.5G, VAPOR DIFFUSION, SITTING DROP, temperature 22K, temperature 295K

Chaperone, Heat Shock Protein, Putative Catalytic Triad, Flexibility, monoclinic

TVQTSKNPQVDIAEDNAFFPSEYSLSQYTSPVSDLDGVDYPKPYRGKHKILVIAADERYLPTDNGKLFSTGNHPIETLLP
LYHLHAAGFEFEVATISGLMTKFEYWAMPHKDEKVMPFFEQHKSLFRNPKKLADVVASLNADSEYAAIFVPGGHGALIGL
PESQDVAAALQWAIKNDRFVISLCHGPAAFLALRHGDNPLNGYSICAFPDAADKQTPEIGYMPGHLTWYFGEELKKMGMN
IINDDITGRVHKDRKLLTGDSPFAANALGKLAAQEMLAAYAG