RNA polymerase consists of 12 proteins and pinches DNA with "crab scissors" while transcribing it in RNA. Four more proteins are bound in this process. Using cryo-electron microscopy, researchers around Seiki Shunichi and Ehara Haruhiko at RIKENs Structural Biology Group have elucidated the precise mechanism of this complex process.
Source: RIKEN news release, August 4, 2017
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