1CUR:
reference: NMR solution structure of Cu(I) rusticyanin from Thiobacillus ferrooxidans: structural basis for the extreme acid stability and redox potential., Botuyan MV, Toy-Palmer A, Chung J, Blake RC 2nd, Beroza P, Case DA, Dyson HJ, J Mol Biol 1996 Nov 15;263(5):752-67. PMID: 8947573

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