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单词 alpha helix
释义

Definition of alpha helix in English:

alpha helix

noun
Biochemistry

  • One of the two common conformations of the secondary structure of proteins, in which the polypeptide chain assumes the form of a straight, tightly coiled helix, stabilized by hydrogen bonding between carbonyl and amide groups in the peptide linkages of the chain.

Origin

1950s; earliest use found in Linus Pauling (1901–1994), chemist and biochemist.

Definition of alpha helix in US English:

alpha helix

noun
Biochemistry

  • One of the two common conformations of the secondary structure of proteins, in which the polypeptide chain assumes the form of a straight, tightly coiled helix, stabilized by hydrogen bonding between carbonyl and amide groups in the peptide linkages of the chain.

Origin

1950s; earliest use found in Linus Pauling (1901–1994), chemist and biochemist.
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更新时间：2024/10/19 13:32:07