1PMB:
reference: Determination of the crystal structure of recombinant pig myoglobin by molecular replacement and its refinement., Smerdon SJ, Oldfield TJ, Dodson EJ, Dodson GG, Hubbard RE, Wilkinson AJ, Acta Crystallogr B 1990 Jun 1;46 ( Pt 3):370-7. PMID: 2383370

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