Microsclerodermins FβI, Antitumor and An
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Asfia Qureshi; Patrick L. Colin; D.John Faulkner
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Article
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2000
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Elsevier Science
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French
β 127 KB
AbstractΓFour new cyclic peptides, microsclerodermins FΒ±I (6Β±9), were isolated from the deep water lithistid sponge Microscleroderma sp. from Palau. Their structures, which incorporate an unusual long chain b-amino acid, were elucidated using spectroscopic methods and chemical degradation.