V2EX misfold

Misfold

释义 Definition

misfold (v.):把……折叠错;(尤指蛋白质)发生错误折叠,从而可能失去正常功能并引发聚集或疾病等问题。(也可作不及物:to misfold)

发音 Pronunciation

/msfold/

例句 Examples

The protein can misfold when the cell is under stress.
当细胞处于压力状态时,这种蛋白质可能会发生错误折叠。

If a mutated enzyme misfolds, it may be tagged for degradation, but sometimes it escapes and forms toxic aggregates.
如果一种突变的酶错误折叠,它可能会被标记并降解,但有时也会逃过清除并形成有毒的聚集体。

词源 Etymology

由前缀 mis-(表示“错误地、不当”)+ fold(“折叠”)构成,字面意思就是“折错/折叠不当”。在现代生物化学语境中,它常专指蛋白质未能形成正确的三维结构(protein misfolding)。

相关词 Related Words

文学与作品 Literary Works

  • Molecular Biology of the Cell(Bruce Alberts 等):在“蛋白质折叠/分子伴侣/蛋白质质量控制”等章节常用到 misfold 及相关表达。
  • Lehninger Principles of Biochemistry(Nelson & Cox):讨论蛋白质结构稳定性、变性与错误折叠时会出现 misfold
  • Prion Biology and Diseases(学术专著,Prusiner 等相关研究传统):在朊病毒与蛋白质构象传播的语境中频繁出现 misfold
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