The present disclosure describes compositions including polynucleotides encoding polypeptides which have been chemically modified by replacing the uridines with 5-methoxy-uridines to improve the compositions, engagement with translational machinery, mRNA half-life, translation efficiency, immune evasion, protein production capacity, secretion efficiency, accessibility to circulation, protein half-life and/or modulation of a cell's status, protein half-life and/or modulation of a cell's status function, and/or activity.
本公开内容描述了包括编码
多肽的多核苷酸的组合物,这些多核苷酸通过用
5-甲氧基尿苷取代
尿苷进行
化学修饰,以改善组合物、与翻译机制的啮合、mRNA 半衰期、翻译效率、免疫逃避、蛋白质生产能力、分泌效率、进入循环的可及性、蛋白质半衰期和/或对细胞状态的调节、蛋白质半衰期和/或对细胞状态的调节功能和/或活性。