1ASH:
reference: The structure of Ascaris hemoglobin domain I at 2.2 A resolution: molecular features of oxygen avidity., Yang J, Kloek AP, Goldberg DE, Mathews FS, Proc Natl Acad Sci U S A 1995 May 9;92(10):4224-8. PMID: 7753786

This OCA Structure page
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