1. Nano-Structured Materials Division, Central Glass and Ceramic Research Institute, Council of Scientific & Industrial Research, 196 Raja S. C. Mullick Road, Kolkata 700032, India
2. Protein Folding and Dynamics Laboratory, Structural Biology and Bioinformatics Division, Indian Institute of Chemical Biology, Council of Scientific & Industrial Research, 4 Raja S. C. Mullick Road, Kolkata 700032, India