3.2.1.17 lysozyme hyrolysis of O-glycosyl bond Phikzvirus phiKZ Q8SD18 3.2.1.23 beta-galactosidase hyrolysis of O-glycosyl bond Mus musculus - 3.2.1.46 galactosylceramidase hyrolysis of O-glycosyl bond Homo sapiens - 3.2.1.46 galactosylceramidase hyrolysis of O-glycosyl bond Mus musculus -