1MYT:
reference: 1.70 A resolution structure of myoglobin from yellowfin tuna. An example of a myoglobin lacking the D helix., Birnbaum GI, Evans SV, Przybylska M, Rose DR, Acta Crystallogr D Biol Crystallogr. 1994 May 1;50(Pt 3):283-9. PMID: 15299440

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