On the acceptor substrate of C-glycosyl-transferase UrdGT2:: Three prejadomycin C-glycosides from an engineered mutant of Streptomyces globisporus 1912 ΔlndE(urdGT2)

被引:33
作者
Baig, Irfan
Kharel, Madan
Kobylyanskyy, Anton
Zhu, Lili
Rebets, Yuriy
Ostash, Bohdan
Luzhetskyy, Andriy
Bechthold, Andreas
Fedorenko, Victor A.
Rohr, Juergen
机构
[1] Lviv Natl Univ, Dept Biochem & Genet, UA-79005 Lvov, Ukraine
[2] Univ Kentucky, Coll Pharm, Dept Pharmaceut Sci, Lexington, KY 40536 USA
[3] Univ Freiburg, D-79104 Freiburg, Germany
关键词
D O I
10.1002/anie.200603176
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Chemical Equation Presented) The transfer of the gene urdGT2, which encodes a C-glycosyltransferase in the urdamycin pathway, into the lnd-minus mutant of the landomycin (lnd) biosynthetic pathway indicates the difference in the first glycosylation step in the urdamycin and landomycin pathways. It also reveals indirectly the acceptor substrate of UrdGT2 (see scheme) and gives evidence of greatly relaxed substrate specificity of all lnd glycosyltransferases except LndGT2. © 2006 Wiley-VCH Verlag GmbH & Co. KGaA.
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收藏
页码:7842 / 7846
页数:5
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