Bacterial carotenoids. L. Absolute configuration of zeaxanthin dirhamnoside.
Zeaxanthin dirhamnoside is the major carotenoid of Corynebacterium autotrophicum. The absolute configuration 3R,3'R followed from CD-properties of its hexaacetate, alpha-L-assignment and 1C4 conformation were concluded from 1H NMR data by comparison with model compounds.
D002338:Carotenoids / Q000031:analogs & derivatives*; D002942:Circular Dichroism; D003352:Corynebacterium / Q000032:analysis*; D006027:Glycosides; D009682:Magnetic Resonance Spectroscopy; D008968:Molecular Conformation; D012210:Rhamnose
D006027:Glycosides; D002338:Carotenoids; D012210:Rhamnose