Heme Porphyrin Ring

Credit: Phil Degginger/SCIENCE PHOTO LIBRARY

Caption: The iron atom in heme binds to the 4 nitrogen atoms in the centre of the porphyrin ring. The heme group is located in a crevice in the myoglobin molecule.

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Keywords: chemical compound, chemistry, diagram, heme, illustration, iron, model, molecular, molecular model, molecular structure, molecule, oxygen transport, porphyrin ring

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