1. Department of Biomedical Engineering, Bioengineering and Biotechnology Center, Tufts University, 4 Colby Street, Medford, Massachusetts 02155, Laboratory of Biocatalysis, PROIMI, Av. Belgrano y Caseros, 4000 Tucumán, Argentina, and Instituto de Investigaciones Fisicoquímicas Teóricas y Aplicadas (INIFTA), Diagonal 113 y 64., 1900 La Plata, Argentina