heat shock 70 kD protein 6; heat shock 70 kD protein B' (HSPA6, HSP70B')
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Function
- in cooperation with other chaperones, Hsp70s stabilize preexistent proteins against aggregation & mediate folding of newly translated polypeptides in the cytosol as well as within organelles
- recognition of nonnative conformations of other proteins
- binds extended peptide segments with a net hydrophobic character exposed by polypeptides during translation & membrane translocation, or following stress-induced damage
Structure
belongs to the heat shock protein 70 family
Expression
only at higher temperatures, & no basal expression