Cryo-electron microscopy has enabled unprecedented progress in the quest to reveal the structure of the whole transcription preinitiation complex. Four recent studies pave the way for a complete description of how transcription is initiated at near-atomic level.

中文翻译：

---

拿你的照片

冷冻电子显微镜在揭示整个转录前启动复合物的结构方面取得了前所未有的进展。最近的四项研究为完整描述转录如何在近原子水平上启动铺平了道路。