CD spectrum of ctArx1. The protein core of ctArx1 unfolds around 62°C. Unfolding of ctArx1 at ~0.1 mg/ml concentration is monitored by CD at 222.6 nm under a temperature gradient. The normalized ellipticity is plotted against the temperature.
van Noort et al. BMC Evolutionary Biology 2013 13:7 doi:10.1186/1471-2148-13-7