(13)C[(13)C] 2D NMR: a novel strategy for the study of paramagnetic proteins with slow electronic relaxation rates.
Machonkin TE, Westler WM, Markley JL. (13)C[(13)C] 2D NMR: a novel strategy for the study of paramagnetic proteins with slow electronic relaxation rates. J Am Chem Soc. 2002 Apr 03; 124(13):3204-5.