Media type: E-Article Title: Highly Active Ansamitocin Derivatives: Mutasynthesis Using an AHBA‐Blocked Mutant Contributor: Taft, Florian; Brünjes, Marco; Floss, Heinz G.; Czempinski, Nadine; Grond, Stephanie; Sasse, Florenz; Kirschning, Andreas imprint: Wiley, 2008 Published in: ChemBioChem Language: English DOI: 10.1002/cbic.200700742 ISSN: 1439-4227; 1439-7633 Keywords: Organic Chemistry ; Molecular Biology ; Molecular Medicine ; Biochemistry Origination: Footnote: