Fig. 5From: Genome mining of novel rubiginones from Streptomyces sp. CB02414 and characterization of the post-PKS modification steps in rubiginone biosynthesisStructure elucidation of compounds 1, 2, 5, 7 and 8. a COSY and HMBC correlations of compounds 1, 2, 5, 7 and 8. b The X-ray Crystallographic study of compounds 2 and 5 (30% probability displacement ellipsoids). c The CD spectra of compounds 1 and 7Back to article page