A novel endo-fucoidan-lyase and a novel microorganism useful in the production of sugar compounds. Sugar compounds represented by the following general formula (1), wherein at least one of alcoholic hydroxyl group has been sulfated, or salts thereof: ##STR1## wherein Y represents hydrogen or a group...http://www.google.de/patents/US6054577?utm_source=gb-gplus-sharePatent US6054577 - Oligosaccharides from enzymatic cleavage of fucoidan