%0 Journal Article %T Semisynthesis of a Homogeneous Glycoprotein Enzyme: Ribonuclease C: Part 1 %A Piontek, Christian %A Ring, Petra %A Harjes, Olaf %A Heinlein, Christian %A Mezzato, Stefano %A Lombana, Nelson %A Pöhner, Claudia %A Püttner, Markus %A Varón Silva, Daniel %A Martin, Andreas %A Schmid, Franz Xaver %A Unverzagt, Carlo %J Angewandte Chemie International Edition %V 48 %N 11 %P 1936-1940 %@ 1433-7851 %D 2009-03-02 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve