Ligand Field Circular Dichroism and Magnetic Circular Dichroism Studies of Component B and Substrate Binding to the Hydroxylase Component of Methane Monooxygenase

1997 ◽  
Vol 119 (2) ◽  
pp. 387-395 ◽  
Author(s):  
Sabine Coates Pulver ◽  
Wayne A. Froland ◽  
John D. Lipscomb ◽  
Edward I. Solomon
1985 ◽  
Vol 63 (7) ◽  
pp. 1918-1921 ◽  
Author(s):  
Bryan R. Hollebone ◽  
Cooper H. Langford ◽  
Aramice Y. S. Malkhasian

Magnetic circular dichroism spectra of several acidoamine cobalt(III) complexes are reported which reveal B terms for the spin allowed bands and A terms for the spin forbidden bands. It is shown that ligand field parameters derived from fitting of a full set of spin forbidden bands, including the quintet, gives Racah B and C electron repulsion parameters closer to those anticipated from theory than has been common using mainly the singlets and a single weak low energy absorption feature assigned to a triplet. The spectra indicate that the quintet which has figured in numerous photochemical speculations lies at relatively high energy. This conclusion is a consequence of both the recognition of an A term assignable to the quintet and the best fit ligand field parameters for all bands.


2020 ◽  
Vol 116 (20) ◽  
pp. 201905
Author(s):  
Biqiong Yu ◽  
Guichuan Yu ◽  
Jeff Walter ◽  
Vipul Chaturvedi ◽  
Joseph Gotchnik ◽  
...  

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