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. Author manuscript; available in PMC: 2011 Nov 1.
Published in final edited form as: J Magn Reson. 2010 Aug 13;207(1):158–163. doi: 10.1016/j.jmr.2010.08.006

Fig. 6.

Fig. 6

cw EPR spectrum of the tetrahydrobiopterin (BH4) radical in the heme domain of inducible nitric oxide synthase (iNOS), measured at 416 GHz and 50 K, sweep rate 0.021 mT/s, modulation 10 mA at 50 kHz.