Department of Chemistry

portrait of Professor Shankar Balasubramanian FMedSci FRS

Professor Shankar Balasubramanian FMedSci FRS

Trinity College

Groups: Balasubramanian group website

Telephone: 01223 336347

E-mail: sb10031@cam.ac.uk


General


Nucleic acids are fundamental to life. Our research is focused on the chemical biology of nucleic acids, and employs the principles of chemistry and the molecular sciences to address questions of importance in biology and medicine. Projects are inherently interdisciplinary and will provide scope for a diversity of intellectual and experimental approaches that include: organic synthesis, biophysics, molecular and cellular biology and genomics. Our scientific goals are problem-driven, which constantly raises the need to invent new methodology.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A major interest is to elucidate and manipulate mechanisms that control the expression of genes (either transcription, or translation). We are particularly interested in the role of non-canonical nucleic acid structures that control gene expression (e.g. G-quadruplexes, micro RNA and RNA structures in the 5' untranslated regions of mRNAs). Our goal is to design and synthesise small organic molecules that target such structures and alter the expression of certain genes of interest. Such small molecule gene regulators are valuable tools to study mechanisms in biology and will also open up new approaches for therapeutics and molecular medicine, particularly for diseases characterized by aberrant expression of certain genes (e.g. various cancers).

Our fundamental science will inevitably create opportunities for translation and commercialisation. One such example was our invention (with Professor David Klenerman) of new DNA sequencing technology ("Solexa sequencing") that was commercialised as a Cambridge University spinout company (now part of Illumina Inc.) and is used routinely for applications in genomics, including human genome sequencing. 

To hear Shankar Balasubramanian discuss some of the group's research click here:

 http://www.sms.cam.ac.uk/media/1111642 

Publications

Targeting the single-strand G-rich overhang of telomeres with PNA inhibits cell growth and induces apoptosis of human immortal cells.
MA Shammas, XH Liu, G Gavory, KD Raney, S Balasubramanian, RJS Reis - Exp Cell Res (2004) 295, 204
(DOI: 10.1016/j.yexcr.2004.01.003)
Templated ligand assembly by using G-quadruplex DNA and dynamic covalent chemistry.
AM Whitney, S Ladame, S Balasubramanian - Angew Chem Int Ed Engl (2004) 43, 1143
(DOI: 10.1002/anie.200353069)
Studies on the structure and dynamics of the human telomeric G quadruplex by single-molecule fluorescence resonance energy transfer.
L Ying, JJ Green, H Li, D Klenerman, S Balasubramanian - Proceedings of the National Academy of Sciences (2003) 100, 14629
(DOI: 10.1073/pnas.2433350100)
A proton-fuelled DNA nanomachine
DS Liu, S Balasubramanian - Angew Chem Int Ed Engl (2003) 42, 5734
(DOI: 10.1002/anie.200352402)
Identification of a new RNA center dot RNA interaction site for human telomerase RNA (hTR): structural implications for hTR accumulation and a dyskeratosis congenita point mutation
XJ Ren, G Gavory, HT Li, LM Ying, D Klenerman, S Balasubramanian - Nucleic Acids Research (2003) 31, 6509
(DOI: 10.1093/nar/gkg871)
From the combinatorial chemistry boom to polymer-supported parallel chemistry: Established technologies for drug discovery
M Cano, S Balasubramanian - Drugs of the Future (2003) 28, 659
(DOI: 10.1358/dof.2003.028.07.857183)
Recent developments in linker design and application.
AJ Wills, S Balasubramanian - Curr Opin Chem Biol (2003) 7, 346
(DOI: 10.1016/S1367-5931(03)00035-8)
Dynamic covalent chemistry on self-templating peptides: Formation of a disulfide-linked beta-hairpin mimic
Y Krishnan-Ghosh, S Balasubramanian - Angew Chem Int Ed Engl (2003) 42, 2171
(DOI: 10.1002/anie.200250551)
G-quadruplex-specific peptide-hemicyanine ligands by partial combinatorial selection.
JA Schouten, S Ladame, SJ Mason, MA Cooper, S Balasubramanian - Journal of the American Chemical Society (2003) 125, 5594
(DOI: 10.1021/ja029356w)
Kinetics of unfolding the human telomeric DNA quadruplex using a PNA trap
JJ Green, LM Ying, D Klenerman, S Balasubramanian - Journal of the American Chemical Society (2003) 125, 3763
(DOI: 10.1021/ja029149w)

 

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