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机译:Insight into the mechanism of nonenzymatic RNA primer extension from the structure of an RNA-GpppG complex
Massachusetts Gen Hosp, Howard Hughes Med Inst, Boston, MA 02114 USA;
Beth Israel Deaconess Med Ctr, Div Expt Med, Boston, MA 02215 USA;
RNA self-replication; diguanosine dinucleotide; crystal structure; origin of life;