单词	chaperonin
释义	chaperonin /ˌʃapəˈrəʊnɪn / noun Biochemistry A protein that aids the assembly and folding of other protein molecules in living cells.In addition to folding new proteins, chaperonins also re-fold old proteins which have somehow gotten twisted out of shape.... The best studied chaperone is the bacterial chaperonin, GroEL, a large protein shaped like a double ring with dyad symmetry under certain conditions. The biogenesis of microtubules in the cell comprises a series of complex steps, including protein-folding reactions catalyzed by chaperonins. Origin Late 20th century: from chaperone + -in1.
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