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Molecular Landscapes
09/12 
Cross section through an influenza virion. It is surrounded by a lipid bilayer membrane (light purple) filled with hemagglutinin (purple), neuraminidase (magenta), and a few M2 proteins (small purple proteins). M1 matrix protein (blue) lines the inner side of the membrane. RNA-dependent RNA polymerase (red) is bound to the genomic RNA strands (yellow), which are protected in a helical complex with nucleoprotein (orange).
This painting is part of PDB-101's SciArt gallery of Molecular Landscapes by David S. Goodsell.