巯基

The sulfhydryl group (-SH) is a functional group consisting of a sulfur atom bonded to a hydrogen atom.
硫醇基（-SH）是一种官能团，由一个硫原子与一个氢原子相连而成。
Cysteine contains a sulfhydryl moiety that plays a crucial role in protein disulfide bond formation.
半胱氨酸含有一个硫醇基团，该基团在蛋白质二硫键形成中起着关键作用。
The enzyme's activity was restored after the addition of a reducing agent that reduced the oxidized sulfhydryl groups.
添加还原剂还原氧化的硫醇基后，酶的活性得以恢复。
S-Nitrosylation involves the attachment of a nitric oxide group to a sulfhydryl group on a cysteine residue in a protein.
S-亚硝基化是指一氧化氮基团附着在蛋白质中半胱氨酸残基上的硫醇基上。
Many metal ions can form complexes with the sulfhydryl groups found in certain proteins, thereby affecting their function.
许多金属离子可以与某些蛋白质中存在的硫醇基形成配合物，从而影响其功能。
The sulfhydryl content in the sample was determined by Ellman's assay, which measures free thiol levels.
通过埃伦曼氏测定法测定了样本中的硫醇含量，该方法用于测量游离硫醇水平。
The reactivity of sulfhydryl groups increases when they are in a deprotonated state (thiolate anion).
当硫醇基处于去质子状态（硫醇根阴离子）时，其反应性会增强。
Sulfhydryl-containing antioxidants, like glutathione, play a critical role in protecting cells from oxidative stress.
含有硫醇基的抗氧化剂（如谷胱甘肽）在保护细胞免受氧化应激方面发挥着至关重要的作用。
Disulfide bonds are formed through the oxidation of two sulfhydryl groups from different cysteine residues within a protein.
蛋白质内部两个不同半胱氨酸残基的硫醇基经过氧化形成二硫键。
Silver nanoparticles interact preferentially with sulfhydryl groups on biomolecules, which may lead to toxicity issues.
银纳米颗粒优先与生物分子上的硫醇基相互作用，这可能导致毒性问题。