Illustration of an RNA polymerase as a glass surface model with indicated deeper ribbon model on a dark background. RNA polymerase is an enzyme that synthesizes RNA from a DNA template. It consists of various proteins that coat the DNA strands (red), unwind it, and synthesize an RNA strand (yellow) based on the information contained in the DNA. This illustration is based on structural data from Gnatt, A.L., Cramer, P., Kornberg, R.D.., by medicalgraphics/F1online

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