1XMG:
reference: Preparation and X-ray structures of metal-free, dicobalt and dimanganese forms of soluble methane monooxygenase hydroxylase from Methylococcus capsulatus (Bath)., Sazinsky MH, Merkx M, Cadieux E, Tang S, Lippard SJ, Biochemistry 2004 Dec 28;43(51):16263-76. PMID: 15610020

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