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. Author manuscript; available in PMC: 2013 Mar 15.
Published in final edited form as: J Phys Chem B. 2012 Mar 6;116(10):3397–3410. doi: 10.1021/jp212148x

Figure 2.

Figure 2

Sketch of the five (a) and six-coordinated (b) heme in Mb. The four pyrrole N atoms, the Fe atom and the closest nitrogen atom of the proximal hystidine (called Nε) are indicated.