1.17.5.B2	718702	Catalytic properties and reaction mechanism of the CrtO carotenoid ketolase from the cyanobacterium Synechocystis sp. PCC 6803	Arch. Biochem. Biophys.	529	86-91	2013	Synechocystis sp.	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=23220023&form=6&db=m