THE amphoteric ionic behaviour, one of the characteristics of proteins, has been considered to be due to the presence of the amino- and the carboxyl-groups in the side-chains of the polypeptide chain.

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. The emergence of two-dimensional (2D) materials, such as graphene, transition-metal ...

Department of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhopal Bypass Road, Bhauri, Bhopal, Madhya Pradesh 462066 India Department of Biological Sciences, Indian Institute ...