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Meaning of cystine knot | Babel Free

Noun CEFR B2

Definitions

A protein structural motif containing three disulfide bridges formed from pairs of cysteine residues. The sections of polypeptide that occur between two of them form a loop through which a third disulfide bond passes, resulting in a rotaxane substructure. This motif stabilizes protein structure and is conserved in proteins across various species.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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