S Jisha1, P R Gouri1, K N Anith2, K K Sabu3. 1. Division of Biotechnology and Bioinformatics, Jawaharlal Nehru Tropical Botanic Garden and Research Institute, Thiruvananthapuram, 695562, Kerala, India. 2. Division of Microbiology, Kerala Agricultural University, Thiruvananthapuram, 695 522, Kerala, India. 3. Division of Biotechnology and Bioinformatics, Jawaharlal Nehru Tropical Botanic Garden and Research Institute, Thiruvananthapuram, 695562, Kerala, India. Electronic address: sabu@jntbgri.res.in.