 The products from reaction of GlcF and Fuc-pNP included Fuc-beta- ( 0-->0 ) -Fuc-pNP , Glc-beta- ( 0-->0 ) -Fuc-pNP , and Fuc-beta- ( 0-->0 ) -Glc-beta- ( 0-->0 ) -Fuc-pNP , suggesting the presence of both wild type BGlu0 and its glycosynthase . 