Submitted on: 18 June 2012.
Revised on: 14 September 2012.
Accepted on: 01 October 2012.
___________________CURRENT OPINION IN STRUCTURAL BIOLOGY
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Submitted on: 31 October 2000.
Revised on: 25 February 2001.
Accepted on: 07 April 2001.
___________________CURRENT OPINION IN STRUCTURAL BIOLOGY
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