Hepatitis C Virus

New hepatitis C virus study findings have been reported from R.A. Love et al

Published in Hepatitis Weekly, June 15th, 2009

"A new protein expression vector design utilizing an N-terminal six-histidine tag and tobacco etch virus protease cleavage site upstream of the hepatitis C virus NS5A sequence has resulted in a more straightforward purification method and improved yields of purified NS5A domain I protein," scientists in the United States report.

"High-resolution diffracting crystals of NS5A domain I (amino acids 33 to 202) [NS5A(33-202)] were obtained by using detergent additive crystallization screens, leading to the structure of a homodimer which is organized differently from that published previously (T. L. Tellinghuisen, J. Marcotrigiano, and C. M. Rice, Nature 435: 374-379, 2005)...

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Source: Hepatitis Weekly (2009-06-15)

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