HSF is present in a latent state under normal conditions; it is activated upon heat stress by induction of trimerization, high affinity binding to DNA and transcriptional activity.
在正常生长条件下，热激因子处于钝化的单体状态，而当热激时，热激因子形成三聚体并与DNA结合，同时通过转录激活域的活化而激活热激基因的表达。
Some kinds of receptors possess two affinity binding sites, they belong to the complex ligand-binding system.
某些受体存在着亚型或异质型，即对某种配基存在有亲和性不同的结合部位，属复杂配基—结合系统。
The protein vehicle is characterized by a membrane-targeting peptide and a trans-membrane segment separated by a cytoplasmic amino acid sequence that includes a cytoplasmic affinity-binding domain.
所述蛋白运载体的特征是被包含细胞质亲和结合结构域的细胞质氨基酸序列分隔的膜靶向肽和跨膜区段。
The protein vehicle is characterized by a membrane-targeting peptide and a trans-membrane segment separated by a cytoplasmic amino acid sequence that includes a cytoplasmic affinity-binding domain.
所述蛋白运载体的特征是被包含细胞质亲和结合结构域的细胞质氨基酸序列分隔的膜靶向肽和跨膜区段。
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