Ontology highlight
ABSTRACT:
SUBMITTER: Albadry MA
PROVIDER: S-EPMC3583380 | biostudies-literature | 2013 Feb
REPOSITORIES: biostudies-literature
Albadry Mohamed A MA Elokely Khaled M KM Wang Bin B Bowling John J JJ Abdelwahab Mohamed F MF Hossein Mohamed H MH Doerksen Robert J RJ Hamann Mark T MT
Journal of natural products 20130130 2
Assignment of the absolute configuration of cyclic peptides frequently yields challenges, leaving one or more stereogenic centers unassigned due to small quantities of sample and the limited utility of Marfey's or other methods for assigning amino or hydroxy acids. Here, we report isolation of kahalalide Y (1) from Bryopsis pennata for the first time; in addition, the application of a combination of molecular modeling and NOE distance constraint calculations was utilized to determine the conform ...[more]