helix-turn-helix

名词 n.
中文释义

英文释义

名词 n.
  1. A structural motif where two alpha helices are joined by a short amino acid loop, frequently acting as a DNA binding site. uncountable,usually

词形变化

helix-turn-helices plural

词源

From helix + turn + helix. The term got its name from its distinct physical geometry; two alpha helices separated by a short amino acid sequence connecting the helices, where one helix recognizes and binds to a specific sequence in DNA.
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