Susmita Roy

Assitant Professor
Dept: Chemical Sciences (DCS)
E-mail: susmita.roy [at]
Personal homepage: Click Here

Research Interest:

Development of cutting-edge computational methodologies using fundamental concepts of theoretical physical chemistry/statistical mechanics to understand nucleic acids structure-function, RNA regulation related to viral and bacterial infection; chemical dynamic approaches to understand autoimmune diseases and cancer progression. (Note: Dr. Roy invites applications for regular Ph.D. programme in the Spring semester, 2020.)

Academic Background:

  1. PhD (Physical Chemistry), Indian Institute of Science, Bangalore, (IISc, Bangalore), 2015, PhD Supervisor: Professor Biman Bagchi
  2. MSc (Physical Chemistry), University of Burdwan (University of Burdwan, Burdwan, West Bengal, India), 2009
  3. BSc (Chemistry (Hons.)), Bankura Christian College (University of Burdwan, Burdwan, West Bengal, India), 2007


  1. Assitant Professor, IISER Kolkata ( - )
  2. Visiting Faculty, Rice University, Houston, Texas, USA (2019 - 2020)
  3. Academic Visiting Scientist, Los Alamos National Laboratory, New Mexico, USA (2017 - 2019)
  4. Postdoctoral Research Associate, Rice University, Houston, Texas, USA (2015 - 2019)

Awards and Honors:

  1. Har Govind Khorana-Innovative Young Biotechnologist Award from DBT, Ministry of Science & Technology, Govt. of India. (2019)

Selected Publications:

  1. Lipper, Colin H; Stofleth, Jason T; Bai, Fang; Roy, Susmita; Mittler, Ron; Nechushtai, Rachel; Onuchic, Jose N and Jennings, Patricia A. 2019."Redox-dependent gating of VDAC by mitoNEET." Proceedings of the National Academy of Sciences (USA), 116, 19924
  2. Roy, Susmita; Hennelly, Scott P; Lammert, Heiko; Onuchic, Jose N and Sanbonmatsu, Karissa Y. 2019."Magnesium controls aptamer-expression platform switching in the SAM-I riboswitch." Nucleic Acids Research, 47, 3158–3170
  3. Roy, Susmita; Onuchic, José N and Sanbonmatsu, Karissa Y. 2017."Cooperation between magnesium pre-organization and metabolite binding controls collapse of the SAM-I riboswitch. (Feature and Cover Article) ." Biophysical Journal, 113, 348-359
  4. Roy, Susmita; Lammert, Heiko; Hayes, Ryan L; Chen, Bin; LeBlanc, Regan; Dayie, Theodore Kwaku; Onuchic, José N and Sanbonmatsu, Karissa Y. 2017."A magnesium-induced triplex pre-organizes the SAM-II riboswitch.." PLOS Computational Biology, 13, e1005406
  5. Bagchi, Kushal and Roy, Susmita *. 2014."Sensitivity of water dynamics to biologically significant surfaces of monomeric Insulin: Role of topology and electrostatic Interactions." J. Phys. Chem. B , 118, 3805

All Publications: Click Here