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. Author manuscript; available in PMC: 2018 May 22.
Published in final edited form as: Chem Rev. 2017 Jan 19;117(3):2059–2107. doi: 10.1021/acs.chemrev.6b00636

Table 2.

Selected Interatomic Distances in 1:1 Cu:O2 Complexes

O2n− hapticity
ligand
distances (exp, Å)
distances (calc, Å)
ref
Cu–O O–O Cu–O O–O
η1 PHM enzyme 2.11 1.23 – – 54
η1 LPMO enzyme – – 1.98 – 142
η1 L44 1.927(2) 1.280(3) - 1.29 126, 132
η1 L41a – – – 1.28 132
η1 L45 – – – 1.27 132
η2 L39a 1.84(1) 1.22(3) – 1.33 132, 147
η2 L39b – – 1.88 1.36 138
η2 L4b – – 1.890 1.366 143
η2 L2e 1.821(5) 1.392(12) 1.86 1.38 132, 138, 151
η2 L3b 1.826(2) 1.392(3) – – 140