disulfide bridge
[daɪˈsʌlfaɪd ˈbrɪdʒ]
nounpl: disulfide bridges
ponte de dissulfeto
1. A covalent bond formed between two cysteine residues in proteins, linking two sulfur atoms and stabilizing protein structure
The disulfide bridge between the two cysteine residues provides structural stability to the protein.
A ponte de dissulfeto entre os dois resíduos de cisteína fornece estabilidade estrutural à proteína.
2. A chemical linkage that holds together different parts of a polypeptide chain or different protein molecules
Disulfide bridges are crucial for maintaining the three-dimensional shape of antibodies.
As pontes de dissulfeto são cruciais para manter a forma tridimensional dos anticorpos.
This is a highly specialized term used primarily in biochemistry, molecular biology, and chemistry education. It is equally understood and used in both Brazilian and American scientific communities. The term maintains the same technical meaning across English and Portuguese-speaking countries and is essential in academic and professional contexts involving protein chemistry research.
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