Before revision:  Journal of Biological Chemistry 285(41) 31682-31693 (2010) and a helix-capping motif within this loop PLoS One 8 (5) e63047 (2013) . The beta2-alpha2 loop has } } been a focus in prion  studies.
After revision:  Journal of Biological Chemistry 285(41) 31682-31693 (2010) and a helix-capping motif within this loop PLoS One 8 (5) e63047 (2013) ). The } } been a focus in prion studies.