Joint winner of the 2009 chemistry Nobel Prize Venkatraman Ramakrishnan, sits in his lab at the Medical Research Council Lab in Cambridge, England, Wednesday, Oct. 7, 2009. Ramakrishnan with Thomas Steitz and Israeli Ada Yonath won the 2009 Nobel Prize in chemistry on Wednesday for mapping ribosomes, one of the cell's most complex components, at the atomic level.The Royal Swedish Academy of Sciences said their work has been fundamental to the scientific understanding of life and has helped researchers develop antibiotics cures for various diseases. (AP

Joint winners of Nobel Chemistry Prize 2009

A file photo of Tamil Nadu born US scientist Venkatraman Ramakrishnan (L), who has won 2009 Nobel Prize in Chemistry along with Thomas E Steitz (US) and Ada E Yonath (Israel) for their 'studies of the structure and function of the ribosome'. PTI

Venkatraman Ramakrishnan in his lab

Joint winner of the 2009 chemistry Nobel Prize Venkatraman Ramakrishnan, sits in his lab at the Medical Research Council Lab in Cambridge, England on Wednesday, Oct. 7, 2009. AP

Nobel Chemistry Prize 2009 winners

(from L) Venkatraman Ramakrishnan and Thomas Steitz of the US and Israel's Ada Yonath displayed on a screen after they won the Nobel Chemistry Prize 2009 for their studies on the ribosome in Stockholm. The trio were honoured for 'mapping the ribosome -- one of the cell's most complex machineries -- at the atomic level,' it said. AFP

Tamil Nadu born US scientist Venkatraman Ramakrishnan

A file photo of Tamil Nadu born US scientist Venkatraman Ramakrishnan, who has won 2009 Nobel Prize in Chemistry along with Thomas E Steitz (US) and Ada E Yonath (Israel) for their 'studies of the structure and function of the ribosome'. PTI

Venkatraman Ramakrishnan

Undated handout photo obtained on October 7, 2009 shows Venkatraman Ramakrishnan. Venkatraman Ramakrishnan and Thomas Steitz of the US and Israel's Ada Yonath on October 7, 2009 won the Nobel Chemistry Prize for their studies on the ribosome, the Nobel jury said. The trio were honoured for 'mapping the ribosome -- one of the cell's most complex machineries -- at the atomic level,' it said. AFP