National Institute of Pharmaceutical Education and Research (NIPER), Hyderabad

norrish type 2 norrish type 1 norirsh norrish type reaction carbonyl compound photochemistry 3d structure of protein 2d structure of protein binding interaction reversible binding protein ligand interaction ligand interactions protein interactions protein ligand protein molecule alignment confirmational analysis 3d qsar qsar natural drugs total synthesis microbiology pharmacology pharmaceutical biotechnology medicinal chemistry natural product